kopenafs: Tidy up headers
[openafs.git] / acinclude.m4
1 dnl This file contains the common configuration code which would
2 dnl otherwise be duplicated between configure and configure-libafs.
3 dnl
4 dnl NB: Because this code is a macro, references to positional shell
5 dnl parameters must be done like $[]1 instead of $1
6
7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
8 AH_BOTTOM([
9 #undef HAVE_RES_SEARCH
10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
12 # if ENDIANESS_IN_SYS_PARAM_H
13 #  ifndef KERNEL
14 #   include <sys/types.h>
15 #   include <sys/param.h>
16 #   if BYTE_ORDER == BIG_ENDIAN
17 #   define WORDS_BIGENDIAN 1
18 #   endif
19 #  else
20 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
21 #    define WORDS_BIGENDIAN 1
22 #   else
23 #    undef WORDS_BIGENDIAN
24 #   endif
25 #  endif
26 # else
27 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
28 #   define WORDS_BIGENDIAN 1
29 #  else
30 #   undef WORDS_BIGENDIAN
31 #  endif
32 # endif
33 #else
34 # if defined(__BIG_ENDIAN__)
35 #  define WORDS_BIGENDIAN 1
36 # else
37 #  undef WORDS_BIGENDIAN
38 # endif
39 #endif
40 #ifdef UKERNEL
41 /*
42  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
43  * play nice with some other interfaces like FUSE. We technically only would
44  * need to define this when building for such interfaces, but set it always to
45  * try and reduce potential confusion. 
46  */
47 #define _FILE_OFFSET_BITS 64
48 #define AFS_CACHE_VNODE_PATH
49 #endif
50
51 #undef AFS_NAMEI_ENV
52 #undef BITMAP_LATER
53 #undef FAST_RESTART
54 #undef DEFINED_FOR_EACH_PROCESS
55 #undef DEFINED_PREV_TASK
56 #undef EXPORTED_SYS_CALL_TABLE
57 #undef EXPORTED_IA32_SYS_CALL_TABLE
58 #undef IRIX_HAS_MEM_FUNCS
59 #undef RECALC_SIGPENDING_TAKES_VOID
60 #undef STRUCT_FS_HAS_FS_ROLLED
61 #undef ssize_t
62 /* glue for RedHat kernel bug */
63 #undef ENABLE_REDHAT_BUILDSYS
64 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
65 #include "redhat-fix.h"
66 #endif])
67
68 AC_CANONICAL_HOST
69 SRCDIR_PARENT=`pwd`
70
71 #BOZO_SAVE_CORES pam
72
73 dnl System identity.
74 AC_ARG_WITH([afs-sysname],
75     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
76
77 dnl General feature options.
78 AC_ARG_ENABLE([pam],
79     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
80     ,
81     [enable_pam="yes"])
82 AC_ARG_ENABLE([namei-fileserver],
83     [AS_HELP_STRING([--enable-namei-fileserver],
84         [force compilation of namei fileserver in preference to inode
85          fileserver])],
86     , 
87     [enable_namei_fileserver="default"])
88 AC_ARG_ENABLE([supergroups],
89     [AS_HELP_STRING([--enable-supergroups],
90         [enable support for nested pts groups])],
91     , 
92     [enable_supergroups="no"])
93 AC_ARG_ENABLE([bitmap-later],
94     [AS_HELP_STRING([--enable-bitmap-later],
95         [enable fast startup of file server by not reading bitmap till
96          needed])],
97     , 
98     [enable_bitmap_later="no"])
99 AC_ARG_ENABLE([unix-sockets],
100     [AS_HELP_STRING([--disable-unix-sockets],
101         [disable use of unix domain sockets for fssync (defaults to enabled)])],
102     ,
103     [enable_unix_sockets="yes"])
104 AC_ARG_ENABLE([tivoli-tsm],
105     [AS_HELP_STRING([--enable-tivoli-tsm],
106         [enable use of the Tivoli TSM API libraries for butc support])],
107     , 
108     [enable_tivoli_tsm="no"])
109 AC_ARG_ENABLE([pthreaded-ubik],
110     [AS_HELP_STRING([--enable-pthreaded-ubik],
111         [enable installation of pthreaded ubik applications (defaults to
112          disabled)])],
113     ,
114     [enable_pthreaded_ubik="no"])
115
116 dnl Kernel module build options.
117 AC_ARG_WITH([linux-kernel-headers],
118     [AS_HELP_STRING([--with-linux-kernel-headers=path],
119         [use the kernel headers found at path (optional, defaults to
120          /usr/src/linux-2.4, then /usr/src/linux)])])
121 AC_ARG_WITH([linux-kernel-build],
122     [AS_HELP_STRING([--with-linux-kernel-build=path],
123         [use the kernel build found at path(optional, defaults to 
124         /usr/src/linux-2.4, then /usr/src/linux)])])
125 AC_ARG_WITH([bsd-kernel-headers],
126     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
127         [use the kernel headers found at path (optional, defaults to
128          /usr/src/sys)])])
129 AC_ARG_WITH([bsd-kernel-build],
130     [AS_HELP_STRING([--with-bsd-kernel-build=path], 
131         [use the kernel build found at path (optional, defaults to
132          KSRC/i386/compile/GENERIC)])])
133 AC_ARG_WITH([linux-kernel-packaging],
134     [AS_HELP_STRING([--with-linux-kernel-packaging],
135         [use standard naming conventions to aid Linux kernel build packaging
136          (disables MPS, sets the kernel module name to openafs.ko, and
137          installs kernel modules into the standard Linux location)])],
138     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
139      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
140     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
141 AC_ARG_ENABLE([kernel-module],
142     [AS_HELP_STRING([--disable-kernel-module],
143         [disable compilation of the kernel module (defaults to enabled)])],
144     , 
145     [enable_kernel_module="yes"])
146 AC_ARG_ENABLE([redhat-buildsys],
147     [AS_HELP_STRING([--enable-redhat-buildsys],
148         [enable compilation of the redhat build system kernel (defaults to
149          disabled)])],
150     ,
151     [enable_redhat_buildsys="no"])
152
153 dnl Installation locations.
154 AC_ARG_ENABLE([transarc-paths],
155     [AS_HELP_STRING([--enable-transarc-paths],
156         [use Transarc style paths like /usr/afs and /usr/vice])],
157     , 
158     [enable_transarc_paths="no"])
159
160 dnl Optimization and debugging flags.
161 AC_ARG_ENABLE([strip-binaries],
162     [AS_HELP_STRING([--disable-strip-binaries],
163         [disable stripping of symbol information from binaries (defaults to
164          enabled)])],
165     ,
166     [enable_strip_binaries="maybe"])
167 AC_ARG_ENABLE([debug],
168     [AS_HELP_STRING([--enable-debug],
169         [enable compilation of the user space code with debugging information
170          (defaults to disabled)])],
171     , 
172     [enable_debug="no"])
173 AC_ARG_ENABLE([optimize],
174     [AS_HELP_STRING([--disable-optimize],
175         [disable optimization for compilation of the user space code (defaults
176          to enabled)])],
177     , 
178     [enable_optimize="yes"])
179 AC_ARG_ENABLE([warnings],
180     [AS_HELP_STRING([--enable-warnings],
181         [enable compilation warnings when building with gcc (defaults to
182          disabled)])],
183     ,
184     [enable_warnings="no"])
185 AC_ARG_ENABLE([checking],
186     [AS_HELP_STRING([--enable-checking],
187         [turn compilation warnings into errors when building with gcc (defaults
188          to disabled)])],
189     [enable_checking="$enableval"],
190     [enable_checking="no"])
191 AC_ARG_ENABLE([debug-kernel],
192     [AS_HELP_STRING([--enable-debug-kernel],
193         [enable compilation of the kernel module with debugging information
194          (defaults to disabled)])],
195     ,
196     [enable_debug_kernel="no"])
197 AC_ARG_ENABLE([optimize-kernel],
198     [AS_HELP_STRING([--disable-optimize-kernel],
199         [disable compilation of the kernel module with optimization (defaults
200          based on platform)])],
201     , 
202     [enable_optimize_kernel="yes"])
203 AC_ARG_ENABLE([debug-lwp],
204     [AS_HELP_STRING([--enable-debug-lwp],
205         [enable compilation of the LWP code with debugging information
206          (defaults to disabled)])],
207     ,
208     [enable_debug_lwp="no"])
209 AC_ARG_ENABLE([optimize-lwp],
210     [AS_HELP_STRING([--disable-optimize-lwp],
211         [disable optimization for compilation of the LWP code (defaults to
212          enabled)])],
213     ,
214     [enable_optimize_lwp="yes"])
215 AC_ARG_ENABLE([debug-pam],
216     [AS_HELP_STRING([--enable-debug-pam],
217         [enable compilation of the PAM code with debugging information
218          (defaults to disabled)])],
219     ,
220     [enable_debug_pam="no"])
221 AC_ARG_ENABLE([optimize-pam],
222     [AS_HELP_STRING([--disable-optimize-pam],
223         [disable optimization for compilation of the PAM code (defaults to
224          enabled)])],
225     ,
226     [enable_optimize_pam="yes"])
227 AC_ARG_ENABLE([linux-syscall-probing],
228     [AS_HELP_STRING([--enable-linux-syscall-probing],
229         [enable Linux syscall probing (defaults to autodetect)])],
230     ,
231     [enable_linux_syscall_probing="maybe"])
232     
233
234 AC_ARG_WITH([xslt-processor],
235         AS_HELP_STRING([--with-xslt-processor=ARG],
236         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
237         XSLTPROC="$withval",
238         XSLTPROC="libxslt")
239
240 AC_ARG_WITH([html-xsl], 
241         AS_HELP_STRING([--with-html-xsl],
242         [build HTML documentation using Norman Walsh's DocBook XSL stylesheets (default is no; specify a path to chunk.xsl or docbook.xsl)]),
243         HTML_XSL="$withval",
244         HTML_XSL=no)
245
246 enable_login="no"
247
248 dnl weird ass systems
249 dnl AC_AIX
250 AC_ISC_POSIX
251 dnl AC_MINIX
252
253 dnl Various compiler setup.
254 AC_TYPE_PID_T
255 AC_TYPE_SIZE_T
256
257 dnl Checks for programs.
258 AC_PROG_INSTALL
259 AC_PROG_LN_S
260 AC_PROG_RANLIB
261 AC_PROG_YACC
262 AM_PROG_LEX
263 dnl if we are flex, be lex-compatible
264 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
265
266 OPENAFS_FORCE_ABS_INSTALL
267 OPENAFS_CHECK_BIGENDIAN
268 OPENAFS_PRINTF_TAKES_Z_LEN
269
270 AC_MSG_CHECKING(your OS)
271 system=$host
272 case $system in
273         *-linux*)
274
275                 MKAFS_OSTYPE=LINUX
276                 if test "x$enable_redhat_buildsys" = "xyes"; then
277                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
278                 fi
279                 if test "x$enable_kernel_module" = "xyes"; then
280                  if test "x$with_linux_kernel_headers" != "x"; then
281                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
282                  else
283                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
284                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
285                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
286                    fi
287                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
288                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
289                    fi
290                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
291                      LINUX_KERNEL_PATH="/usr/src/linux"
292                    fi
293                  fi
294                  if test "x$with_linux_kernel_build" != "x"; then
295                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
296                  else
297                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
298                  fi
299                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
300                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
301                    LINUX_VERSION="$linux_kvers"
302                  else
303                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
304                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
305                      LINUX_VERSION="$linux_kvers"
306                    else
307                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
308                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
309                        if test "x$linux_kvers" = "x"; then
310                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
311                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
312                            if test "x$linux_kvers" = "x"; then
313                              AC_MSG_ERROR(Linux headers lack version definition [2])
314                              exit 1
315                            else
316                              LINUX_VERSION="$linux_kvers"
317                            fi
318                          else
319                            AC_MSG_ERROR(Linux headers lack version definition)
320                            exit 1
321                          fi
322                        else
323                          LINUX_VERSION="$linux_kvers"
324                        fi
325                      else
326                        enable_kernel_module="no"
327                      fi
328                    fi
329                  fi
330                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
331                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
332                      enable_kernel_module="no"
333                  fi
334                  if test "x$enable_kernel_module" = "xno"; then
335                   if test "x$with_linux_kernel_headers" != "x"; then
336                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
337                    exit 1
338                   else
339                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
340                   fi
341                  fi
342                  dnl do we need to determine SUBARCH from autoconf.h
343                  SUBARCH=default
344                 fi
345                 AC_MSG_RESULT(linux)
346                 if test "x$enable_kernel_module" = "xyes"; then
347                  AFS_SYSKVERS=`echo $LINUX_VERSION | awk -F\. '{print $[]1 $[]2}'`
348                  if test "x${AFS_SYSKVERS}" = "x"; then
349                   AC_MSG_ERROR(Couldn't guess your Linux version [2])
350                  fi
351                 fi
352                 ;;
353         *-solaris*)
354                 MKAFS_OSTYPE=SOLARIS
355                 AC_MSG_RESULT(sun4)
356                 AC_PATH_PROG(SOLARISCC, [cc], ,
357                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin])
358                 SOLARIS_UFSVFS_HAS_DQRWLOCK
359                 SOLARIS_FS_HAS_FS_ROLLED
360                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
361                 ;;
362         *-sunos*)
363                 MKAFS_OSTYPE=SUNOS
364                 enable_kernel_module=no
365                 AC_MSG_RESULT(sun4)
366                 ;;
367         *-hpux*)
368                 MKAFS_OSTYPE=HPUX
369                 AC_MSG_RESULT(hp_ux)
370                 if test -f "/usr/old/usr/include/ndir.h"; then
371                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
372                 fi
373                 ;;
374         *-irix*)
375                 if test -d /usr/include/sys/SN/SN1; then
376                  IRIX_BUILD_IP35="IP35"
377                 fi
378                 MKAFS_OSTYPE=IRIX
379                 AC_MSG_RESULT(sgi)
380                 ;;
381         *-aix*)
382                 MKAFS_OSTYPE=AIX
383                 AC_MSG_RESULT(rs_aix)
384                 ;;
385         arm-*-darwin*)
386                 MKAFS_OSTYPE=DARWIN
387                 AC_MSG_RESULT(arm_darwin)
388                 ;;
389         powerpc-*-darwin*)
390                 MKAFS_OSTYPE=DARWIN
391                 AC_MSG_RESULT(ppc_darwin)
392                 ;;
393         i386-*-darwin*)
394                 MKAFS_OSTYPE=DARWIN
395                 AC_MSG_RESULT(x86_darwin)
396                 ;;
397         x86_64-*-darwin*)
398                 MKAFS_OSTYPE=DARWIN
399                 AC_MSG_RESULT(x86_darwin)
400                 ;;
401         i386-*-freebsd*)
402                 MKAFS_OSTYPE=FBSD
403                 AC_MSG_RESULT(i386_fbsd)
404                 ;;
405         x86_64-*-freebsd*)
406                 MKAFS_OSTYPE=FBSD
407                 AC_MSG_RESULT(amd64_fbsd)
408                 ;;
409         *-netbsd*)
410                 MKAFS_OSTYPE=NBSD
411                 AC_MSG_RESULT(nbsd)
412                 ;;
413         x86_64-*-openbsd*)
414                 MKAFS_OSTYPE=OBSD
415                 AC_MSG_RESULT(amd64_obsd)
416                 ;;
417         i386-*-openbsd*)
418                 MKAFS_OSTYPE=OBSD
419                 AC_MSG_RESULT(i386_obsd)
420                 ;;
421         *-dragonfly*)
422                 MKAFS_OSTYPE=DFBSD
423                 AC_MSG_RESULT(i386_dfbsd)
424                 ;;
425         *)
426                 AC_MSG_RESULT($system)
427                 ;;
428 esac
429
430 if test "x$with_afs_sysname" != "x"; then
431         AFS_SYSNAME="$with_afs_sysname"
432 else
433         AC_MSG_CHECKING(your AFS sysname)
434         case $host in
435                 i?86-*-openbsd?.?)
436                         v=${host#*openbsd}
437                         vM=${v%.*}
438                         vm=${v#*.}
439                         AFS_SYSNAME="i386_obsd${vM}${vm}"
440                         ;;
441                 sparc64-*-openbsd?.?)
442                         v=${host#*openbsd}
443                         vM=${v%.*}
444                         vm=${v#*.}
445                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
446                         ;;
447                 x86_64-*-openbsd?.?)
448                         v=${host#*openbsd}
449                         vM=${v%.*}
450                         vm=${v#*.}
451                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
452                         ;;
453                 i?86-*-freebsd?.*)
454                         v=${host#*freebsd}
455                         vM=${v%.*}
456                         vm=${v#*.}
457                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
458                         ;;
459                 x86_64-*-freebsd?.*)
460                         v=${host#*freebsd}
461                         vM=${v%.*}
462                         vm=${v#*.}
463                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
464                         ;;
465                 i386-*-dragonfly?.*)
466                         v=${host#*dragonfly}
467                         vM=${v%.*}
468                         vm=${v#*.}
469                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
470                         ;;
471                 i?86-*-netbsd*1.6[[M-Z]]*)
472                         AFS_SYSNAME="i386_nbsd20"
473                         ;;
474                 powerpc-*-netbsd*1.6[[M-Z]]*)
475                         AFS_SYSNAME="ppc_nbsd20"
476                         ;;
477                 *-*-netbsd*)
478                         arch=${host%%-unknown*}
479                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
480                                                -e 's/powerpc/ppc/g')
481                         v=${host#*netbsd}
482                         v=${v#*aout}
483                         v=${v#*ecoff}
484                         v=${v#*elf}
485                         vM=${v%%.*}
486                         vM=${vM%.*}
487                         v=${v#*.}
488                         vm=${v%%.*}
489                         vm=${vm%.*}
490                         vm=${vm%%[[_A-Z]]*}
491                         if test $vm -eq 99 ; then
492                                 vM=$((vM+1))
493                         fi
494                         if test $vM -gt 1 ; then
495                                 vm=0
496                         fi
497                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
498                         ;;
499                 hppa*-hp-hpux11.0*)
500                         AFS_SYSNAME="hp_ux110"
501                         ;;
502                 hppa*-hp-hpux11.11)
503                         AFS_SYSNAME="hp_ux11i"
504                         ;;
505                 hppa*-hp-hpux11.23)
506                         AFS_SYSNAME="hp_ux1123"
507                         ;;
508                 ia64-hp-hpux11.22)
509                         AFS_SYSNAME="ia64_hpux1122"
510                         ;;
511                 ia64-hp-hpux*)
512                         AFS_SYSNAME="ia64_hpux1123"
513                         ;;
514                 hppa*-hp-hpux10*)
515                         AFS_SYSNAME="hp_ux102"
516                         ;;
517                 powerpc-apple-darwin7*)
518                         AFS_SYSNAME="ppc_darwin_70"
519                         ;;
520                 powerpc-apple-darwin8.*)
521                         AFS_SYSNAME="ppc_darwin_80"
522                         ;;
523                 i386-apple-darwin8.*)
524                         AFS_SYSNAME="x86_darwin_80"
525                         ;;
526                 powerpc-apple-darwin9.*)
527                         AFS_SYSNAME="ppc_darwin_90"
528                         ;;
529                 i386-apple-darwin9.*)
530                         AFS_SYSNAME="x86_darwin_90"
531                         ;;
532                 i?86-apple-darwin10.*)
533                         AFS_SYSNAME="x86_darwin_100"
534                         ;;
535                 x86_64-apple-darwin10.*)
536                         AFS_SYSNAME="x86_darwin_100"
537                         ;;
538                 sparc-sun-solaris2.5*)
539                         AFS_SYSNAME="sun4x_55"
540                         enable_login="yes"
541                         ;;
542                 sparc-sun-solaris2.6)
543                         AFS_SYSNAME="sun4x_56"
544                         ;;
545                 sparc-sun-solaris2.7)
546                         AFS_SYSNAME="sun4x_57"
547                         ;;
548                 sparc-sun-solaris2.8)
549                         AFS_SYSNAME="sun4x_58"
550                         ;;
551                 sparc-sun-solaris2.9)
552                         AFS_SYSNAME="sun4x_59"
553                         ;;
554                 sparc-sun-solaris2.10)
555                         AFS_SYSNAME="sun4x_510"
556                         ;;
557                 sparc-sun-solaris2.11)
558                         AFS_SYSNAME="sun4x_511"
559                         ;;
560                 sparc-sun-sunos4*)
561                         AFS_SYSNAME="sun4_413"
562                         enable_login="yes"
563                         ;;
564                 i386-pc-solaris2.7)
565                         AFS_SYSNAME="sunx86_57"
566                         ;;
567                 i386-pc-solaris2.8)
568                         AFS_SYSNAME="sunx86_58"
569                         ;;
570                 i386-pc-solaris2.9)
571                         AFS_SYSNAME="sunx86_59"
572                         ;;
573                 i386-pc-solaris2.10)
574                         AFS_SYSNAME="sunx86_510"
575                         ;;
576                 i386-pc-solaris2.11)
577                         AFS_SYSNAME="sunx86_511"
578                         ;;
579                 alpha*-dec-osf4.0*)
580                         AFS_SYSNAME="alpha_dux40"
581                         ;;
582                 alpha*-dec-osf5.0*)
583                         AFS_SYSNAME="alpha_dux50"
584                         ;;
585                 alpha*-dec-osf5.1*)
586                         AFS_SYSNAME="alpha_dux51"
587                         ;;
588                 mips-sgi-irix6.5)
589                         AFS_SYSNAME="sgi_65"
590                         ;;
591                 ia64-*-linux*)
592                         AFS_SYSNAME="ia64_linuxXX"
593                         ;;
594                 powerpc-*-linux*)
595                         AFS_SYSNAME="`/bin/arch`_linuxXX"
596                         ;;
597                 powerpc64-*-linux*)
598                         AFS_SYSNAME="ppc64_linuxXX"
599                         ;;
600                 alpha*-linux*)
601                         AFS_SYSNAME="alpha_linux_XX"
602                         ;;
603                 s390-*-linux*)
604                         AFS_SYSNAME="s390_linuxXX"
605                         ;;
606                 s390x-*-linux*)
607                         AFS_SYSNAME="s390x_linuxXX"
608                         ;;
609                 sparc-*-linux*)
610                         AFS_SYSNAME="`/bin/arch`_linuxXX"
611                         ;;
612                 sparc64-*-linux*)
613                         AFS_SYSNAME="sparc64_linuxXX"
614                         ;;
615                 i?86-*-linux*)
616                         AFS_SYSNAME="i386_linuxXX"
617                         ;;
618                 arm*-linux*)
619                         AFS_SYSNAME="arm_linuxXX"
620                         ;;
621                 parisc-*-linux-gnu|hppa-*-linux-gnu)
622                         AFS_SYSNAME="parisc_linuxXX"
623                         enable_pam="no"
624                         ;;
625                 power*-ibm-aix4.2*)
626                         AFS_SYSNAME="rs_aix42"
627                         enable_pam="no"
628                         ;;
629                 power*-ibm-aix4.3*)
630                         AFS_SYSNAME="rs_aix42"
631                         enable_pam="no"
632                         ;;
633                 power*-ibm-aix5.1*)
634                         AFS_SYSNAME="rs_aix51"
635                         enable_pam="no"
636                         ;;
637                 power*-ibm-aix5.2*)
638                         AFS_SYSNAME="rs_aix52"
639                         enable_pam="no"
640                         ;;
641                 power*-ibm-aix5.3*)
642                         AFS_SYSNAME="rs_aix53"
643                         enable_pam="no"
644                         ;;
645                 power*-ibm-aix6.1*)
646                         AFS_SYSNAME="rs_aix61"
647                         enable_pam="no"
648                         ;;
649                 x86_64-*-linux-gnu)
650                         AFS_SYSNAME="amd64_linuxXX"
651                         enable_pam="yes"
652                         ;;
653                 *)
654                         AC_MSG_ERROR(An AFS sysname is required)
655                         exit 1
656                         ;;
657         esac
658         case $AFS_SYSNAME in
659                 *_linux* | *_umlinux*)
660                         if test "x${AFS_SYSKVERS}" = "x"; then
661                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
662                         fi
663                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
664                         AFS_SYSNAME="$_AFS_SYSNAME"
665                         AC_TRY_KBUILD(
666                          [],
667                          [#ifndef CONFIG_USERMODE
668                           #error not UML
669                           #endif],
670                          ac_cv_linux_is_uml=yes,)
671                         if test "${ac_cv_linux_is_uml}" = yes; then
672                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
673                         fi
674                         AFS_SYSNAME="$_AFS_SYSNAME"
675                         ;;
676         esac
677         AC_MSG_RESULT($AFS_SYSNAME)
678 fi
679
680 case $AFS_SYSNAME in
681         *_darwin*)
682                 AC_CHECK_HEADERS(crt_externs.h)
683                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
684                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
685                 ;;
686 esac
687
688 dnl Some hosts have a separate common param file they should include.  Figure
689 dnl out if we're on one of them now that we know the sysname.
690 case $AFS_SYSNAME in
691     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
692     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
693     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
694     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
695     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
696     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
697     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
698     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
699     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
700     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
701     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
702     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
703     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
704     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
705     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
706     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
707     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
708     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
709     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
710     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
711     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
712     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
713     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
714     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
715     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
716     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
717     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
718     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
719 # Linux alpha adds an extra underscore for no good reason.
720     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
721     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
722     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
723 esac
724
725 case $AFS_SYSNAME in *_linux* | *_umlinux*)
726
727                 # Add (sub-) architecture-specific paths needed by conftests
728                 case $AFS_SYSNAME  in
729                         *_umlinux26)
730                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
731                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
732                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
733                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
734                 esac
735
736                 if test "x$enable_kernel_module" = "xyes"; then
737                  if test "x$enable_debug_kernel" = "xno"; then
738                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
739                  fi
740                  OPENAFS_GCC_SUPPORTS_MARCH
741                  AC_SUBST(P5PLUS_KOPTS)
742                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
743                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
744                  OPENAFS_GCC_SUPPORTS_NO_COMMON
745                  OPENAFS_GCC_SUPPORTS_PIPE
746                  AC_SUBST(LINUX_GCC_KOPTS)
747
748                  dnl Setup the kernel build environment
749                  LINUX_KBUILD_USES_EXTRA_CFLAGS
750                  LINUX_KERNEL_COMPILE_WORKS
751
752                  dnl Check for header files
753                  AC_CHECK_LINUX_HEADER([config.h])
754                  AC_CHECK_LINUX_HEADER([completion.h])
755                  AC_CHECK_LINUX_HEADER([exportfs.h])
756                  AC_CHECK_LINUX_HEADER([freezer.h])
757                  AC_CHECK_LINUX_HEADER([key-type.h])
758                  AC_CHECK_LINUX_HEADER([semaphore.h])
759                  AC_CHECK_LINUX_HEADER([seq_file.h])
760
761                  dnl Check for structure elements
762                  AC_CHECK_LINUX_STRUCT([address_space_operations],
763                                        [write_begin], [fs.h])
764                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
765                                        [backing-dev.h])
766                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
767                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
768                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
769                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
770                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
771                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
772                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
773                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
774                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
775                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
776                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
777                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
778                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
779                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
780                                        [fs.h])
781                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
782                                        [fs.h])
783                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
784                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
785                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
786                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
787                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
788                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
789                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
790                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
791                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
792                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
793                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
794
795                  dnl Function existence checks
796
797                  AC_CHECK_LINUX_FUNC([bdi_init],
798                                      [#include <linux/backing-dev.h>],
799                                      [bdi_init(NULL);])
800                  AC_CHECK_LINUX_FUNC([PageChecked],
801                                      [#include <linux/mm.h>
802 #include <linux/page-flags.h>],
803                                      [struct page *_page;
804                                       int bchecked = PageChecked(_page);])
805                  AC_CHECK_LINUX_FUNC([PageFsMisc],
806                                      [#include <linux/mm.h>
807 #include <linux/page-flags.h>],
808                                      [struct page *_page;
809                                       int bchecked = PageFsMisc(_page);])
810                  AC_CHECK_LINUX_FUNC([current_kernel_time],
811                                      [#include <linux/time.h>],
812                                      [struct timespec s;
813                                       s = current_kernel_time();])
814                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
815                                      [#include <linux/fs.h>],
816                                      [d_alloc_anon(NULL);])
817                  AC_CHECK_LINUX_FUNC([do_sync_read],
818                                      [#include <linux/fs.h>],
819                                      [do_sync_read(NULL, NULL, 0, NULL);])
820                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
821                                      [#include <linux/sched.h>],
822                                      [pid_t p; find_task_by_pid(p);])
823                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
824                                      [#include <linux/fs.h>],
825                                      [generic_file_aio_read(NULL,NULL,0,0);])
826                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
827                                      [#include <linux/pagemap.h>],
828                                      [grab_cache_page_write_begin(NULL, 0, 0);])
829                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
830                                      [#include <linux/list.h>],
831                                      [hlist_unhashed(0);])
832                  AC_CHECK_LINUX_FUNC([i_size_read],
833                                      [#include <linux/fs.h>],
834                                      [i_size_read(NULL);])
835                  AC_CHECK_LINUX_FUNC([inode_setattr],
836                                      [#include <linux/fs.h>],
837                                      [inode_setattr(NULL, NULL);])
838                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
839                                      [#include <linux/net.h>],
840                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
841                  AC_CHECK_LINUX_FUNC([page_follow_link],
842                                      [#include <linux/fs.h>],
843                                      [page_follow_link(0,0);])
844                  AC_CHECK_LINUX_FUNC([page_offset],
845                                      [#include <linux/pagemap.h>],
846                                      [page_offset(NULL);])
847                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
848                                      [#include <linux/pagevec.h>],
849                                      [__pagevec_lru_add_file(NULL);])
850                  AC_CHECK_LINUX_FUNC([path_lookup],
851                                      [#include <linux/namei.h>],
852                                      [path_lookup(NULL, 0, NULL);])
853                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
854                                      [#include <linux/rcupdate.h>],
855                                      [rcu_read_lock();])
856                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
857                                      [#include <linux/splice.h>],
858                                      [splice_direct_to_actor(NULL,NULL,NULL);])
859                  AC_CHECK_LINUX_FUNC([svc_addr_in],
860                                      [#include <linux/sunrpc/svc.h>],
861                                      [svc_addr_in(NULL);])
862                  AC_CHECK_LINUX_FUNC([zero_user_segments],
863                                      [#include <linux/highmem.h>],
864                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
865
866                  dnl Consequences - things which get set as a result of the
867                  dnl                above tests
868                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
869                        [AC_DEFINE([AFS_NONFSTRANS], 1,
870                                   [define to disable the nfs translator])])
871
872                  dnl Assorted more complex tests
873                  LINUX_EXPORTS_PROC_ROOT_FS
874                  LINUX_KMEM_CACHE_INIT
875                  LINUX_HAVE_KMEM_CACHE_T
876                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
877                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
878                  LINUX_D_PATH_TAKES_STRUCT_PATH
879                  LINUX_NEW_EXPORT_OPS
880                  LINUX_INODE_SETATTR_RETURN_TYPE
881                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
882                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
883                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
884                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
885                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
886                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
887                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
888                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
889                  LINUX_AOP_WRITEBACK_CONTROL
890                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
891                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
892                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
893                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
894                  LINUX_KERNEL_SOCK_CREATE
895                  LINUX_EXPORTS_KEY_TYPE_KEYRING
896                  LINUX_NEED_RHCONFIG
897                  LINUX_RECALC_SIGPENDING_ARG_TYPE
898                  LINUX_EXPORTS_TASKLIST_LOCK
899                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
900                  LINUX_STATFS_TAKES_DENTRY
901                  LINUX_REFRIGERATOR
902                  LINUX_HAVE_TRY_TO_FREEZE
903                  LINUX_LINUX_KEYRING_SUPPORT
904                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
905                  LINUX_KEY_ALLOC_NEEDS_CRED
906                  LINUX_INIT_WORK_HAS_DATA
907                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
908                  LINUX_HAVE_DCACHE_LOCK
909                  LINUX_D_COUNT_IS_INT
910
911                  dnl If we are guaranteed that keyrings will work - that is
912                  dnl  a) The kernel has keyrings enabled
913                  dnl  b) The code is new enough to give us a key_type_keyring
914                  dnl then we just disable syscall probing unless we've been
915                  dnl told otherwise
916
917                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
918                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
919                           [enable_linux_syscall_probing="no"],
920                           [enable_linux_syscall_probing="yes"])
921                  ])
922
923                  dnl Syscall probing needs a few tests of its own, and just
924                  dnl won't work if the kernel doesn't export init_mm
925                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
926                    LINUX_EXPORTS_INIT_MM
927                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
928                      AC_MSG_ERROR(
929                        [Can't do syscall probing without exported init_mm])
930                    ])
931                    LINUX_EXPORTS_SYS_CHDIR
932                    LINUX_EXPORTS_SYS_OPEN
933                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
934                              [define to enable syscall table probes])
935                  ])
936
937                  dnl Packaging and SMP build
938                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
939                    LINUX_WHICH_MODULES
940                  else
941                    AC_SUBST(MPS,'SP')
942                  fi
943
944                  dnl Syscall probing
945                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
946                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
947                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
948                    ])
949                    ac_cv_linux_exports_sys_call_table=no
950                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
951                      ac_cv_linux_exports_ia32_sys_call_table=yes
952                    fi
953                  else
954                    LINUX_EXPORTS_KALLSYMS_ADDRESS
955                    LINUX_EXPORTS_KALLSYMS_SYMBOL
956                    LINUX_EXPORTS_SYS_CALL_TABLE
957                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
958                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
959                          linux_syscall_method=none
960                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
961                             linux_syscall_method=scan
962                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
963                                linux_syscall_method=scan_with_kallsyms_address
964                             fi
965                          fi
966                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
967                             linux_syscall_method=kallsyms_symbol
968                          fi
969                          if test "x$linux_syscall_method" = "xnone"; then
970                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
971                             linux_syscall_method=scan
972                          fi
973                    fi
974                  fi
975                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
976                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
977                  fi
978                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
979                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
980                  fi
981                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
982                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
983                  else
984                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
985                  fi
986                 :
987                 fi
988 dnl Linux-only, but just enable always.
989                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
990 esac
991
992 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
993     [ac_cv_sync_fetch_and_add],
994     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
995                     [ac_cv_sync_fetch_and_add=yes],
996                     [ac_cv_sync_fetch_and_add=no])
997 ])
998 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
999       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1000                 [define if your C compiler has __sync_add_and_fetch])])
1001
1002 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1003     [ac_cv_sockaddr_len],
1004     [AC_TRY_COMPILE( [#include <sys/types.h>
1005 #include <sys/socket.h>],
1006                      [struct sockaddr *a; a->sa_len=0;],
1007                      [ac_cv_sockaddr_len=yes],
1008                      [ac_cv_sockaddr_len=no])
1009 ])
1010 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1011       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1012                  [define if you struct sockaddr sa_len])])
1013
1014 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1015         echo Skipping library tests because they confuse Irix.
1016 else
1017   AC_SEARCH_LIBS([socket], [socket inet])
1018   AC_SEARCH_LIBS([connect], [nsl])
1019   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1020
1021   dnl darwin wants it, aix hates it
1022   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1023   AC_TRY_COMPILE([
1024   #include <stdlib.h>
1025   #include <stdio.h>
1026   #include <sys/types.h>
1027   #include <sys/socket.h>
1028   #include <netinet/in.h>
1029   #include <arpa/inet.h>
1030   #include <arpa/nameser.h>
1031   #include <arpa/nameser_compat.h>
1032   #include <resolv.h>
1033   ], [static int i; i = 0;],
1034   [AC_MSG_RESULT(yes)
1035    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1036   [AC_MSG_RESULT(no)
1037    ])
1038
1039   openafs_save_libs="$LIBS"
1040   AC_MSG_CHECKING([for res_search])
1041   AC_FUNC_RES_SEARCH
1042
1043   if test "$ac_cv_func_res_search" = no; then
1044       for lib in dns nsl resolv; do
1045         if test "$ac_cv_func_res_search" != yes; then
1046           LIBS="-l$lib $LIBS"
1047           AC_FUNC_RES_SEARCH
1048           LIBS="$openafs_save_libs"
1049         fi
1050       done    
1051       if test "$ac_cv_func_res_search" = yes; then
1052         LIB_AFSDB="-l$lib"
1053         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1054         AC_MSG_RESULT([yes, in lib$lib])
1055       else
1056         AC_MSG_RESULT(no)
1057       fi
1058   else
1059     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1060     AC_MSG_RESULT(yes)
1061   fi
1062   
1063 fi
1064
1065 AC_CHECK_RESOLV_RETRANS
1066
1067 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1068     [ac_cv_setsockopt_iprecverr],
1069     [AC_TRY_COMPILE( [
1070 #include <sys/types.h>
1071 #include <sys/socket.h>
1072 #include <netinet/in.h>],
1073 [int on=1;
1074 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1075         [ac_cv_setsockopt_iprecverr=yes],
1076         [ac_cv_setsockopt_iprecverr=no])])
1077
1078 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1079       [AC_DEFINE(ADAPT_PMTU_RECVERR, 1,
1080                  [define if asynchronous socket errors can be received])])
1081
1082 PTHREAD_LIBS=error
1083 if test "x$MKAFS_OSTYPE" = OBSD; then
1084         PTHREAD_LIBS="-pthread"
1085 fi
1086 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1087         PTHREAD_LIBS="-pthread"
1088 fi
1089 if test "x$PTHREAD_LIBS" = xerror; then
1090         AC_CHECK_LIB(pthread, pthread_attr_init,
1091                 PTHREAD_LIBS="-lpthread")
1092 fi
1093 if test "x$PTHREAD_LIBS" = xerror; then
1094         AC_CHECK_LIB(pthreads, pthread_attr_init,
1095                 PTHREAD_LIBS="-lpthreads")
1096 fi
1097 if test "x$PTHREAD_LIBS" = xerror; then
1098         AC_CHECK_LIB(c_r, pthread_attr_init,
1099                 PTHREAD_LIBS="-lc_r")
1100 fi
1101 if test "x$PTHREAD_LIBS" = xerror; then
1102         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1103 fi
1104 if test "x$PTHREAD_LIBS" = xerror; then
1105         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1106         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1107                 PTHREAD_LIBS="-lpthread")
1108 fi
1109 if test "x$PTHREAD_LIBS" = xerror; then
1110         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1111 fi
1112 AC_SUBST(PTHREAD_LIBS)
1113
1114 HOST_CPU="$host_cpu"
1115
1116 if test "x$with_bsd_kernel_headers" != "x"; then
1117         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1118 else
1119         BSD_KERNEL_PATH="/usr/src/sys"
1120 fi
1121
1122 if test "x$with_bsd_kernel_build" != "x"; then
1123         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1124 else
1125         case $AFS_SYSNAME in
1126                 *_fbsd_*)
1127                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1128                         ;;
1129                 *_nbsd*)
1130                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1131         esac
1132 fi
1133
1134 # Fast restart
1135 if test "$enable_supergroups" = "yes"; then
1136         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1137 fi
1138
1139 if test "$enable_bitmap_later" = "yes"; then
1140         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1141 fi
1142
1143 if test "$enable_unix_sockets" = "yes"; then
1144         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1145         USE_UNIX_SOCKETS="yes"
1146 else
1147         USE_UNIX_SOCKETS="no"
1148 fi
1149 AC_SUBST(USE_UNIX_SOCKETS)
1150
1151 dnl if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1152 dnl     AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1153 dnl fi
1154
1155 if test "$enable_namei_fileserver" = "yes"; then
1156         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1157         VFSCK=""
1158 else
1159         if test "$enable_namei_fileserver" = "default"; then
1160                 case $host in
1161                         *-solaris2.10*)
1162                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1163                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1164                                 VFSCK=""
1165                                 ;;
1166                         *-solaris2.11*)
1167                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1168                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1169                                 VFSCK=""
1170                                 ;;
1171                         *)
1172                                 VFSCK="vfsck"
1173                                 ;;
1174                 esac
1175         else
1176                 VFSCK="vfsck"
1177         fi
1178 fi
1179
1180 dnl check for tivoli
1181 AC_MSG_CHECKING(for tivoli tsm butc support)
1182 XBSA_CFLAGS=""
1183 if test "$enable_tivoli_tsm" = "yes"; then
1184         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1185         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1186         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1187         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1188
1189         if test -r "$XBSADIR3/dsmapifp.h"; then
1190                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1191                 XBSA_XLIBS="-ldl"
1192                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1193         elif test -r "$XBSADIR4/dsmapifp.h"; then
1194                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1195                 XBSA_XLIBS="-ldl"
1196                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1197         elif test -r "$XBSADIR1/xbsa.h"; then
1198                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1199                 XBSA_XLIBS=""
1200                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1201         elif test -r "$XBSADIR2/xbsa.h"; then
1202                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1203                 XBSA_XLIBS=""
1204                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1205         else
1206                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1207         fi
1208 else
1209         AC_MSG_RESULT([no])
1210 fi
1211 AC_SUBST(XBSA_CFLAGS)
1212 AC_SUBST(XBSA_XLIBS) 
1213
1214 dnl checks for header files.
1215 AC_HEADER_STDC
1216 AC_HEADER_SYS_WAIT
1217 AC_HEADER_DIRENT
1218 AC_CHECK_HEADERS([ \
1219                    arpa/inet.h \
1220                    arpa/nameser.h \
1221                    curses.h\
1222                    direct.h \
1223                    et/com_err.h \
1224                    errno.h \
1225                    fcntl.h \
1226                    grp.h \
1227                    mntent.h \
1228                    ncurses.h \
1229                    netdb.h \
1230                    netinet/in.h \
1231                    pwd.h \
1232                    regex.h \
1233                    resolv.h \
1234                    security/pam_modules.h \
1235                    signal.h \
1236                    stdint.h \
1237                    stdio_ext.h \
1238                    stdlib.h \
1239                    string.h \
1240                    strings.h \
1241                    sys/bitypes.h \
1242                    sys/bswap.h \
1243                    sys/fcntl.h \
1244                    sys/file.h \
1245                    sys/fs_types.h \
1246                    sys/fstyp.h \
1247                    sys/ioctl.h \
1248                    sys/ipc.h \
1249                    sys/mount.h \
1250                    sys/mntent.h \
1251                    sys/mnttab.h \
1252                    sys/pag.h \
1253                    sys/param.h \
1254                    sys/resource.h \
1255                    sys/statfs.h \
1256                    sys/statvfs.h \
1257                    sys/socket.h \
1258                    sys/sysctl.h \
1259                    sys/time.h \
1260                    sys/types.h \
1261                    sys/uio.h \
1262                    sys/un.h \
1263                    sys/vfs.h \
1264                    syslog.h \
1265                    termios.h \
1266                    time.h \
1267                    ucontext.h \
1268                    unistd.h \
1269                    windows.h \
1270                 ])
1271
1272 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1273
1274 AC_CHECK_TYPES([fsblkcnt_t],,,[
1275 #include <sys/types.h>
1276 #ifdef HAVE_SYS_BITYPES_H
1277 #include <sys/bitypes.h>
1278 #endif
1279 #ifdef HAVE_SYS_STATFS_H
1280 #include <sys/statfs.h>
1281 #endif
1282 #ifdef HAVE_SYS_STATVFS_H
1283 #include <sys/statvfs.h>
1284 #endif
1285 ])
1286
1287 dnl check for curses-lib
1288 save_LIBS=$LIBS
1289 AC_CHECK_LIB( [ncurses], [setupterm],
1290 [LIB_curses=-lncurses],
1291     [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1292         [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])
1293     ])
1294 ])
1295 LIBS=$save_LIBS
1296 AC_SUBST(LIB_curses)
1297
1298 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1299
1300 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1301 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1302         case $AFS_SYSNAME in
1303         sgi_*)
1304                 HAVE_PAM="no"
1305                 ;;
1306         *)
1307                 HAVE_PAM="yes"
1308                 ;;
1309         esac
1310 else
1311         HAVE_PAM="no"
1312 fi
1313 AC_SUBST(HAVE_PAM)
1314
1315 if test "$enable_login" = yes; then
1316         BUILD_LOGIN="yes"
1317 else
1318         BUILD_LOGIN="no"
1319 fi
1320 AC_SUBST(BUILD_LOGIN)
1321
1322 AC_CHECK_FUNCS([ \
1323         arc4random \
1324         fcntl \
1325         fseeko64 \
1326         ftello64 \
1327         getcwd \
1328         getegid \
1329         geteuid \
1330         getgid \
1331         getuid \
1332         getprogname \
1333         getrlimit \
1334         issetugid \
1335         mkstemp \
1336         pread \
1337         preadv \
1338         preadv64 \
1339         pwrite \
1340         pwritev \
1341         pwritev64 \
1342         regcomp \
1343         regerror \
1344         regexec \
1345         setitimer \
1346         setprogname \
1347         setvbuf \
1348         sigaction \
1349         strcasestr \
1350         strerror \
1351         sysconf \
1352         sysctl \
1353         timegm \
1354 ])
1355
1356 OPENAFS_ROKEN()
1357 OPENAFS_C_ATTRIBUTE()
1358
1359 dnl Functions that Heimdal's libroken provides, but that we
1360 dnl haven't found a need for yet, and so haven't imported
1361 AC_CHECK_FUNCS([ \
1362         chown \
1363         fchown \
1364         gethostname \
1365         gettimeofday \
1366         localtime_r \
1367         lstat \
1368         inet_aton \
1369         inet_ntop \
1370         inet_pton \
1371         readv \
1372         strdup \
1373         strftime \
1374         strndup \
1375         strsep \
1376 ])
1377
1378 dnl Functions that are in objects that we always build from libroken
1379 AC_CHECK_FUNCS([ \
1380         asprintf \
1381         asnprintf \
1382         vasprintf \
1383         vasnprintf \
1384         vsnprintf \
1385         snprintf \
1386 ])
1387
1388 dnl Functions that we're going to try and get from libroken
1389 AC_REPLACE_FUNCS([ \
1390         daemon \
1391         ecalloc \
1392         emalloc \
1393         erealloc \
1394         err \
1395         errx \
1396         flock \
1397         getdtablesize \
1398         getopt \
1399         getprogname \
1400         mkstemp \
1401         strcasecmp \
1402         strlcat \
1403         strnlen \
1404         strlcpy \
1405         strsep \
1406         verr \
1407         verrx \
1408         vsyslog \
1409         vwarn \
1410         vwarnx \
1411         warn \
1412         warnx \
1413 ])
1414
1415 dnl Headers that we're going to try and get from libroken
1416 AC_CHECK_HEADERS([ \
1417         err.h \
1418 ])
1419
1420 AC_CHECK_DECLS([h_errno], [], [], [
1421 #include <sys/types.h>
1422 #ifdef HAVE_NETDB_H
1423 #include <netdb.h>
1424 #endif
1425 ])
1426
1427 AC_HEADER_TIME
1428
1429 ROKEN_HEADERS=
1430 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1431       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1432       [])
1433 AC_SUBST(ROKEN_HEADERS)
1434
1435 dnl Stuff that's harder ...
1436 AC_MSG_CHECKING([for bswap16])
1437 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1438 #ifdef HAVE_SYS_TYPES_H
1439 #include <sys/types.h>
1440 #endif
1441 #ifdef HAVE_SYS_BSWAP_H
1442 #include <sys/bswap.h>
1443 #endif
1444 ],
1445 [short a, b; b = bswap16(a); ])],
1446 [AC_MSG_RESULT(yes)
1447  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1448 ],
1449 [AC_MSG_RESULT(no)])
1450
1451 AC_MSG_CHECKING([for bswap32])
1452 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1453 #include <sys/types.h>
1454 #endif
1455 #ifdef HAVE_SYS_BSWAP_H
1456 #include <sys/bswap.h>
1457 #endif
1458 ],
1459 [int a, b; b = bswap32(a); ])],
1460 [AC_MSG_RESULT(yes)
1461  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1462 ],
1463 [AC_MSG_RESULT(no)])
1464
1465 case $AFS_SYSNAME in
1466 *hp_ux* | *hpux*)
1467    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1468    ;;
1469 *)
1470    AC_MSG_CHECKING([for positional I/O])
1471    if test "$ac_cv_func_pread" = "yes" && \
1472            test "$ac_cv_func_pwrite" = "yes"; then
1473       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1474       AC_MSG_RESULT(yes)
1475    else
1476      AC_MSG_RESULT(no)
1477    fi
1478    AC_MSG_CHECKING([for vectored positional I/O])
1479    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1480                "$ac_cv_func_pwritev" = "yes" -a \
1481                "$ac_cv_func_preadv64" = "yes" -a \
1482                "$ac_cv_func_pwritev64" = "yes"],
1483          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1484           AC_MSG_RESULT(yes)],
1485          [AC_MSG_RESULT(no)])
1486    ;;
1487 esac
1488
1489 AC_MSG_CHECKING([for POSIX regex library])
1490 if test "$ac_cv_header_regex_h" = "yes" && \
1491         test "$ac_cv_func_regcomp" = "yes" && \
1492         test "$ac_cv_func_regexec" = "yes" && \
1493         test "$ac_cv_func_regerror" = "yes"; then
1494     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1495     AC_MSG_RESULT(yes)
1496 else
1497     AC_MSG_RESULT(no)
1498 fi
1499
1500 AC_TYPE_SIGNAL
1501 OPENAFS_RETSIGTYPE
1502 AC_CHECK_SIZEOF(void *)
1503 AC_CHECK_SIZEOF(unsigned long long)
1504 AC_CHECK_SIZEOF(unsigned long)
1505 AC_CHECK_SIZEOF(unsigned int)
1506 AC_TYPE_INTPTR_T
1507 AC_TYPE_UINTPTR_T
1508 AC_TYPE_SSIZE_T
1509 AC_CHECK_TYPE([sig_atomic_t],[],
1510     [AC_DEFINE([sig_atomic_t], [int],
1511         [Define to int if <signal.h> does not define.])],
1512 [#include <sys/types.h>
1513 #include <signal.h>])
1514 AC_CHECK_TYPE([socklen_t],[],
1515     [AC_DEFINE([socklen_t], [int],
1516         [Define to int if <sys/socket.h> does not define.])],
1517 [#include <sys/types.h>
1518 #include <sys/socket.h>])
1519 AC_CHECK_TYPES(off64_t)
1520 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1521 AC_CHECK_TYPES([struct winsize], [], [], [
1522 #ifdef HAVE_TERMIOS_H
1523 # include <termios.h>
1524 #else
1525 # include <sys/termios.h>
1526 #endif
1527 #include <sys/ioctl.h>])
1528 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1529                 struct sockaddr_storage],
1530                [], [], [
1531 #include <sys/types.h>
1532 #include <sys/socket.h>
1533 ])
1534 AC_CHECK_TYPES([sa_family_t], [], [], [
1535 #include <sys/types.h>
1536 #include <sys/socket.h>
1537 ])
1538 AC_CHECK_TYPES([struct addrinfo], [], [], [
1539 #include <sys/types.h>
1540 #ifdef HAVE_NETDB_H
1541 #include <netdb.h>
1542 #endif
1543 ])
1544 AC_CHECK_TYPES([long long], [], [], [])
1545
1546 AC_SIZEOF_TYPE(long)
1547
1548 AC_HEADER_PAM_CONST
1549
1550
1551 dnl Directory PATH handling
1552 if test "x$enable_transarc_paths" = "xyes"  ; then 
1553     afsconfdir=${afsconfdir=/usr/afs/etc}
1554     viceetcdir=${viceetcdir=/usr/vice/etc}
1555     afskerneldir=${afskerneldir=${viceetcdir}}
1556     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1557     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1558     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1559     afsdbdir=${afsdbdir=/usr/afs/db}
1560     afslogsdir=${afslogsdir=/usr/afs/logs}
1561     afslocaldir=${afslocaldir=/usr/afs/local}
1562     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1563     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1564     afsdatadir=${afsdatadir=/usr/vice/etc}
1565 else 
1566     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1567     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1568     afskerneldir=${afskerneldir='${libdir}/openafs'}
1569     afssrvbindir=${afssrvbindir='${bindir}'}
1570     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1571     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1572     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1573     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1574     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1575     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1576     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1577     afsdatadir=${afsdatadir='${datadir}/openafs'}
1578 fi
1579 AC_SUBST(afsconfdir)
1580 AC_SUBST(viceetcdir)
1581 AC_SUBST(afskerneldir)
1582 AC_SUBST(afssrvbindir)
1583 AC_SUBST(afssrvsbindir)
1584 AC_SUBST(afssrvlibexecdir)
1585 AC_SUBST(afsdbdir)
1586 AC_SUBST(afslogsdir)
1587 AC_SUBST(afslocaldir)
1588 AC_SUBST(afsbackupdir)
1589 AC_SUBST(afsbosconfigdir)
1590 AC_SUBST(afsdatadir)
1591
1592 if test "x$enable_kernel_module" = "xyes"; then
1593 ENABLE_KERNEL_MODULE=libafs
1594 fi
1595
1596 if test "x$enable_pthreaded_ubik" = "xyes"; then
1597 ENABLE_PTHREADED_UBIK=yes
1598 fi
1599
1600 AC_SUBST(VFSCK)
1601 AC_SUBST(AFS_SYSNAME)
1602 AC_SUBST(AFS_PARAM_COMMON)
1603 AC_SUBST(ENABLE_KERNEL_MODULE)
1604 AC_SUBST(ENABLE_PTHREADED_UBIK)
1605 AC_SUBST(LIB_AFSDB)
1606 AC_SUBST(LINUX_KERNEL_PATH)
1607 AC_SUBST(LINUX_KERNEL_BUILD)
1608 AC_SUBST(HOST_CPU)
1609 AC_SUBST(BSD_KERNEL_PATH)
1610 AC_SUBST(BSD_KERNEL_BUILD)
1611 AC_SUBST(LINUX_VERSION)
1612 AC_SUBST(MKAFS_OSTYPE)
1613 AC_SUBST(TOP_OBJDIR)
1614 AC_SUBST(TOP_SRCDIR)
1615 AC_SUBST(TOP_INCDIR)
1616 AC_SUBST(TOP_LIBDIR)
1617 AC_SUBST(DEST)
1618 AC_SUBST(DARWIN_INFOFILE)
1619 AC_SUBST(IRIX_BUILD_IP35)
1620 AC_SUBST(HTML_XSL)
1621 AC_SUBST(XSLTPROC)
1622
1623 OPENAFS_OSCONF
1624 OPENAFS_FUSE
1625
1626 TOP_SRCDIR="${srcdir}/src"
1627 dnl
1628 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1629 dnl
1630 case $TOP_SRCDIR in
1631         /*)
1632                 ;;
1633         *)
1634                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1635                 ;;
1636 esac
1637
1638 TOP_OBJDIR="${SRCDIR_PARENT}"
1639 TOP_INCDIR="${SRCDIR_PARENT}/include"
1640 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1641 if test "${DEST}x" = "x"; then
1642         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1643 fi
1644
1645 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1646 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1647 AC_SUBST(HELPER_SPLINT)
1648 AC_SUBST(HELPER_SPLINTCFG)
1649
1650 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1651
1652 dnl Check to see if crypt lives in a different library
1653 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1654 AC_SUBST(LIB_crypt)
1655
1656 dnl Check to see if the compiler support labels in structs
1657 AC_MSG_CHECKING(for label support in structs)
1658 AC_TRY_COMPILE([], [
1659 extern void osi_UFSOpen(void);
1660 struct labeltest {
1661    void (*open) (void);
1662 };
1663 struct labeltest struct_labeltest = {
1664    .open       = osi_UFSOpen,
1665 }
1666 ],
1667 [AC_MSG_RESULT(yes)
1668  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1669 ],
1670 [AC_MSG_RESULT(no)
1671 ])
1672
1673 AC_MSG_CHECKING([checking for dirfd])
1674 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1675 #ifdef HAVE_DIRENT_H
1676 #include <dirent.h>
1677 #endif
1678 ]],
1679         [[DIR *d = 0; dirfd(d);]])],
1680         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1681 if test "$ac_rk_have_dirfd" = "yes" ; then
1682         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1683 fi
1684 AC_MSG_RESULT($ac_rk_have_dirfd)
1685
1686 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1687 #ifdef HAVE_DIRENT_H
1688 #include <dirent.h>
1689 #endif])
1690
1691 dnl Eventually, this will look for the system one, or for OpenSSL
1692 LIB_hcrypto="-lafshcrypto"
1693 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1694 AC_SUBST(LIB_hcrypto)
1695 AC_SUBST(LDFLAGS_hcrypto)
1696 ])
1697
1698 AC_DEFUN([SUMMARY], [
1699     # Print a configuration summary
1700 echo 
1701 echo "**************************************"
1702 echo configure summary
1703 echo
1704 AS_IF([test $LIB_curses],[
1705 echo "LIB_curses :                $LIB_curses" ],[
1706 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1707 ])
1708 echo 
1709 echo "**************************************"
1710 ])