build-sys: reindent AC_ARG_WITH section in acinclude.m4
[openafs.git] / acinclude.m4
1 dnl This file contains the common configuration code which would
2 dnl otherwise be duplicated between configure and configure-libafs.
3 dnl
4 dnl NB: Because this code is a macro, references to positional shell
5 dnl parameters must be done like $[]1 instead of $1
6
7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
8 AH_BOTTOM([
9 #undef HAVE_RES_SEARCH
10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
12 # if ENDIANESS_IN_SYS_PARAM_H
13 #  ifndef KERNEL
14 #   include <sys/types.h>
15 #   include <sys/param.h>
16 #   if BYTE_ORDER == BIG_ENDIAN
17 #    define WORDS_BIGENDIAN 1
18 #   endif
19 #  else
20 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
21 #    define WORDS_BIGENDIAN 1
22 #   else
23 #    undef WORDS_BIGENDIAN
24 #   endif
25 #  endif
26 # else
27 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
28 #   define WORDS_BIGENDIAN 1
29 #  else
30 #   undef WORDS_BIGENDIAN
31 #  endif
32 # endif
33 #else
34 # if defined(__BIG_ENDIAN__)
35 #  define WORDS_BIGENDIAN 1
36 # else
37 #  undef WORDS_BIGENDIAN
38 # endif
39 #endif
40 #ifdef UKERNEL
41 /*
42  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
43  * play nice with some other interfaces like FUSE. We technically only would
44  * need to define this when building for such interfaces, but set it always to
45  * try and reduce potential confusion. 
46  */
47 # define _FILE_OFFSET_BITS 64
48 # define AFS_CACHE_VNODE_PATH
49 #endif
50
51 #undef AFS_NAMEI_ENV
52 #undef BITMAP_LATER
53 #undef FAST_RESTART
54 #undef DEFINED_FOR_EACH_PROCESS
55 #undef DEFINED_PREV_TASK
56 #undef EXPORTED_SYS_CALL_TABLE
57 #undef EXPORTED_IA32_SYS_CALL_TABLE
58 #undef IRIX_HAS_MEM_FUNCS
59 #undef RECALC_SIGPENDING_TAKES_VOID
60 #undef STRUCT_FS_HAS_FS_ROLLED
61 #undef ssize_t
62 /* glue for RedHat kernel bug */
63 #undef ENABLE_REDHAT_BUILDSYS
64 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
65 # include "redhat-fix.h"
66 #endif])
67
68 AC_CANONICAL_HOST
69 SRCDIR_PARENT=`pwd`
70
71 #BOZO_SAVE_CORES pam
72
73 dnl System identity.
74 AC_ARG_WITH([afs-sysname],
75     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])
76 ])
77
78 dnl General feature options.
79 AC_ARG_ENABLE([gtx],
80     [AS_HELP_STRING([--disable-gtx], [disable gtx curses-based terminal tools])])
81
82 AC_ARG_ENABLE([uss],
83     [AS_HELP_STRING([--disable-uss], [disable uss bulk creation tool])])
84 AC_ARG_ENABLE([namei-fileserver],
85     [AS_HELP_STRING([--enable-namei-fileserver],
86         [force compilation of namei fileserver in preference to inode
87          fileserver])],
88     [],
89     [enable_namei_fileserver="default"])
90 AC_ARG_ENABLE([supergroups],
91     [AS_HELP_STRING([--enable-supergroups],
92         [enable support for nested pts groups])],
93     [],
94     [enable_supergroups="no"])
95 AC_ARG_ENABLE([bitmap-later],
96     [AS_HELP_STRING([--enable-bitmap-later],
97         [enable fast startup of file server by not reading bitmap till
98          needed])],
99     [AS_IF([test x"$withval" = xyes],
100         [AC_MSG_WARN([bitmap-later is only used by non-demand-attach
101             fileservers.  Please migrate to demand-attach instead.])])],
102     [enable_bitmap_later="no"])
103 AC_ARG_ENABLE([unix-sockets],
104     [AS_HELP_STRING([--disable-unix-sockets],
105         [disable use of unix domain sockets for fssync (defaults to enabled)])],
106     [],
107     [enable_unix_sockets="yes"])
108 AC_ARG_ENABLE([tivoli-tsm],
109     [AS_HELP_STRING([--enable-tivoli-tsm],
110         [enable use of the Tivoli TSM API libraries for butc support])],
111     [],
112     [enable_tivoli_tsm="no"])
113 AC_ARG_ENABLE([pthreaded-ubik],
114     [AS_HELP_STRING([--disable-pthreaded-ubik],
115         [disable installation of pthreaded ubik applications (defaults to
116          enabled)])],
117     [],
118     [enable_pthreaded_ubik="yes"])
119
120 dnl Kernel module build options.
121 AC_ARG_WITH([linux-kernel-headers],
122     [AS_HELP_STRING([--with-linux-kernel-headers=path],
123         [use the kernel headers found at path (optional, defaults to
124          /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
125          then /usr/src/linux-2.4, and lastly /usr/src/linux)])
126 ])
127 AC_ARG_WITH([linux-kernel-build],
128     [AS_HELP_STRING([--with-linux-kernel-build=path],
129         [use the kernel build found at path(optional, defaults to
130         kernel headers path)]
131 )])
132 AC_ARG_WITH([bsd-kernel-headers],
133     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
134         [use the kernel headers found at path (optional, defaults to
135          /usr/src/sys)])
136 ])
137 AC_ARG_WITH([bsd-kernel-build],
138     [AS_HELP_STRING([--with-bsd-kernel-build=path],
139         [use the kernel build found at path (optional, defaults to
140          KSRC/i386/compile/GENERIC)])
141 ])
142 AC_ARG_WITH([linux-kernel-packaging],
143     [AS_HELP_STRING([--with-linux-kernel-packaging],
144         [use standard naming conventions to aid Linux kernel build packaging
145          (disables MPS, sets the kernel module name to openafs.ko, and
146          installs kernel modules into the standard Linux location)])],
147     [AC_SUBST([LINUX_KERNEL_PACKAGING], [yes])
148      AC_SUBST([LINUX_LIBAFS_NAME], [openafs])],
149     [AC_SUBST([LINUX_LIBAFS_NAME], [libafs])
150 ])
151 AC_ARG_ENABLE([kernel-module],
152     [AS_HELP_STRING([--disable-kernel-module],
153         [disable compilation of the kernel module (defaults to enabled)])],
154     [],
155     [enable_kernel_module="yes"])
156 AC_ARG_ENABLE([redhat-buildsys],
157     [AS_HELP_STRING([--enable-redhat-buildsys],
158         [enable compilation of the redhat build system kernel (defaults to
159          disabled)])],
160     [],
161     [enable_redhat_buildsys="no"])
162
163 dnl Installation locations.
164 AC_ARG_ENABLE([transarc-paths],
165     [AS_HELP_STRING([--enable-transarc-paths],
166         [use Transarc style paths like /usr/afs and /usr/vice])],
167     [],
168     [enable_transarc_paths="no"])
169
170 dnl Deprecated crypto
171 AC_ARG_ENABLE([kauth],
172     [AS_HELP_STRING([--enable-kauth],
173         [install the deprecated kauth server, pam modules, and utilities
174          (defaults to disabled)])],
175     [enable_pam="yes"],
176     [enable_kauth="no"
177      enable_pam="no"])
178
179 dnl Optimization and debugging flags.
180 AC_ARG_ENABLE([strip-binaries],
181     [AS_HELP_STRING([--disable-strip-binaries],
182         [disable stripping of symbol information from binaries (defaults to
183          enabled)])],
184     [],
185     [enable_strip_binaries="maybe"])
186 AC_ARG_ENABLE([debug],
187     [AS_HELP_STRING([--enable-debug],
188         [enable compilation of the user space code with debugging information
189          (defaults to disabled)])],
190     [],
191     [enable_debug="no"])
192 AC_ARG_ENABLE([optimize],
193     [AS_HELP_STRING([--disable-optimize],
194         [disable optimization for compilation of the user space code (defaults
195          to enabled)])],
196     [],
197     [enable_optimize="yes"])
198 AC_ARG_ENABLE([warnings],
199     [AS_HELP_STRING([--enable-warnings],
200         [enable compilation warnings when building with gcc (defaults to
201          disabled)])],
202     [],
203     [enable_warnings="no"])
204 AC_ARG_ENABLE([checking],
205     [AS_HELP_STRING([--enable-checking],
206         [turn compilation warnings into errors when building with gcc (defaults
207          to disabled)])],
208     [enable_checking="$enableval"],
209     [enable_checking="no"])
210 AC_ARG_ENABLE([debug-locks],
211     [AS_HELP_STRING([--enable-debug-locks],
212         [turn on lock debugging assertions (defaults to disabled)])],
213     [enable_debug_locks="$enableval"],
214     [enable_debug_locks="no"])
215 AC_ARG_ENABLE([debug-kernel],
216     [AS_HELP_STRING([--enable-debug-kernel],
217         [enable compilation of the kernel module with debugging information
218          (defaults to disabled)])],
219     [],
220     [enable_debug_kernel="no"])
221 AC_ARG_ENABLE([optimize-kernel],
222     [AS_HELP_STRING([--disable-optimize-kernel],
223         [disable compilation of the kernel module with optimization (defaults
224          based on platform)])],
225     [],
226     [enable_optimize_kernel=""])
227 AC_ARG_ENABLE([debug-lwp],
228     [AS_HELP_STRING([--enable-debug-lwp],
229         [enable compilation of the LWP code with debugging information
230          (defaults to disabled)])],
231     [],
232     [enable_debug_lwp="no"])
233 AC_ARG_ENABLE([optimize-lwp],
234     [AS_HELP_STRING([--disable-optimize-lwp],
235         [disable optimization for compilation of the LWP code (defaults to
236          enabled)])],
237     [],
238     [enable_optimize_lwp="yes"])
239 AC_ARG_ENABLE([debug-pam],
240     [AS_HELP_STRING([--enable-debug-pam],
241         [enable compilation of the PAM code with debugging information
242          (defaults to disabled)])],
243     [],
244     [enable_debug_pam="no"])
245 AC_ARG_ENABLE([optimize-pam],
246     [AS_HELP_STRING([--disable-optimize-pam],
247         [disable optimization for compilation of the PAM code (defaults to
248          enabled)])],
249     [],
250     [enable_optimize_pam="yes"])
251 AC_ARG_ENABLE([linux-syscall-probing],
252     [AS_HELP_STRING([--enable-linux-syscall-probing],
253         [enable Linux syscall probing (defaults to autodetect)])],
254     [],
255     [enable_linux_syscall_probing="maybe"])
256 AC_ARG_WITH([crosstools-dir],
257     [AS_HELP_STRING([--with-crosstools-dir=path],
258         [use path for native versions of rxgen, compile_et and config])
259 ])
260
261 AC_ARG_WITH([xslt-processor],
262         AS_HELP_STRING([--with-xslt-processor=ARG],
263         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
264         [XSLTPROC="$withval"],
265         [AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo])])
266
267 AC_ARG_WITH([html-xsl],
268         AS_HELP_STRING([--with-html-xsl],
269         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
270         [HTML_XSL="$withval"],
271         [HTML_XSL="html/chunk.xsl"])
272
273 AC_ARG_WITH([docbook2pdf],
274         AS_HELP_STRING([--with-docbook2pdf=ARG],
275         [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
276         [DOCBOOK2PDF="$withval"],
277         [AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo])])
278
279 AC_ARG_WITH([docbook-stylesheets],
280         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
281         [location of DocBook stylesheets (default is to search a set of likely paths)]),
282         [DOCBOOK_STYLESHEETS="$withval"],
283         [OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS], [/usr/share/xml/docbook/stylesheet/nwalsh/current /usr/share/xml/docbook/stylesheet/nwalsh /usr/share/xml/docbook/xsl-stylesheets /usr/share/sgml/docbook/docbook-xsl-stylesheets /usr/share/sgml/docbook/xsl-stylesheets /usr/share/docbook-xsl /usr/share/sgml/docbkxsl /usr/local/share/xsl/docbook /sw/share/xml/xsl/docbook-xsl /opt/local/share/xsl/docbook-xsl], [$HTML_XSL])
284         if test "x$DOCBOOK_STYLESHEETS" = "x"; then
285                 AC_WARN([Docbook stylesheets not found; some documentation can't be built])
286         fi])
287
288 AC_ARG_WITH([dot],
289         AS_HELP_STRING([--with-dot@<:@=PATH@:>@],
290         [use graphviz dot to generate dependency graphs with doxygen (defaults to autodetect)]),
291         [], [with_dot="maybe"])
292
293 enable_login="no"
294
295 dnl Check whether kindlegen exists.  If not, we'll suppress that part of the
296 dnl documentation build.
297 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
298 AC_CHECK_PROGS([DOXYGEN], [doxygen])
299
300 dnl Optionally generate graphs with doxygen.
301 case "$with_dot" in
302 maybe)
303     AC_CHECK_PROGS([DOT], [dot])
304     AS_IF([test "x$DOT" = "x"], [HAVE_DOT="no"], [HAVE_DOT="yes"])
305     ;;
306 yes)
307     HAVE_DOT="yes"
308     ;;
309 no)
310     HAVE_DOT="no"
311     ;;
312 *)
313     HAVE_DOT="yes"
314     DOT_PATH=$with_dot
315 esac
316 AC_SUBST(HAVE_DOT)
317 AC_SUBST(DOT_PATH)
318
319 dnl Checks for UNIX variants.
320 AC_ISC_POSIX
321
322 dnl Various compiler setup.
323 AC_TYPE_PID_T
324 AC_TYPE_SIZE_T
325
326 dnl Checks for programs.
327 AC_PROG_INSTALL
328 AC_PROG_LN_S
329 AC_PROG_RANLIB
330 AC_PROG_YACC
331 AM_PROG_LEX
332 dnl if we are flex, be lex-compatible
333 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
334
335 OPENAFS_FORCE_ABS_INSTALL
336 OPENAFS_CHECK_BIGENDIAN
337 OPENAFS_PRINTF_TAKES_Z_LEN
338
339 AC_MSG_CHECKING(your OS)
340 system=$host
341 case $system in
342         *-linux*)
343
344                 MKAFS_OSTYPE=LINUX
345                 if test "x$enable_redhat_buildsys" = "xyes"; then
346                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
347                 fi
348                 if test "x$enable_kernel_module" = "xyes"; then
349                  if test "x$with_linux_kernel_headers" != "x"; then
350                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
351                  else
352                    for utsdir in "/lib/modules/`uname -r`/build" \
353                                  "/lib/modules/`uname -r`/source" \
354                                  "/usr/src/linux-2.4" \
355                                  "/usr/src/linux"; do
356                      LINUX_KERNEL_PATH="$utsdir"
357                      for utsfile in "include/generated/utsrelease.h" \
358                                     "include/linux/utsrelease.h" \
359                                     "include/linux/version.h" \
360                                     "include/linux/version-up.h"; do
361                        if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
362                          break 2
363                        fi
364                      done
365                    done
366                  fi
367                  if test "x$with_linux_kernel_build" != "x"; then
368                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
369                  else
370                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
371                  fi
372                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
373                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
374                    LINUX_VERSION="$linux_kvers"
375                  else
376                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
377                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
378                      LINUX_VERSION="$linux_kvers"
379                    else
380                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
381                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
382                        if test "x$linux_kvers" = "x"; then
383                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
384                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
385                            if test "x$linux_kvers" = "x"; then
386                              AC_MSG_ERROR(Linux headers lack version definition [2])
387                              exit 1
388                            else
389                              LINUX_VERSION="$linux_kvers"
390                            fi
391                          else
392                            AC_MSG_ERROR(Linux headers lack version definition)
393                            exit 1
394                          fi
395                        else
396                          LINUX_VERSION="$linux_kvers"
397                        fi
398                      else
399                        enable_kernel_module="no"
400                      fi
401                    fi
402                  fi
403                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
404                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
405                      enable_kernel_module="no"
406                  fi
407                  if test "x$enable_kernel_module" = "xno"; then
408                   if test "x$with_linux_kernel_headers" != "x"; then
409                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
410                    exit 1
411                   else
412                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
413                   fi
414                  fi
415                  dnl do we need to determine SUBARCH from autoconf.h
416                  SUBARCH=default
417                 fi
418                 AC_MSG_RESULT(linux)
419                 if test "x$enable_kernel_module" = "xyes"; then
420                  case "$LINUX_VERSION" in
421                   2.2.*) AFS_SYSKVERS=22 ;;
422                   2.4.*) AFS_SYSKVERS=24 ;;
423                   2.6.* | 3.*) AFS_SYSKVERS=26 ;;
424                   *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
425                  esac
426                 fi
427                 ;;
428         *-solaris*)
429                 MKAFS_OSTYPE=SOLARIS
430                 AC_MSG_RESULT(sun4)
431                 AC_PATH_PROG(SOLARISCC, [cc], ,
432                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin:/opt/solarisstudio12.3/bin:/opt/solstudio12.2/bin:/opt/sunstudio12.1/bin])
433                 if test "x$SOLARISCC" = "x" ; then
434                     AC_MSG_FAILURE(Could not find the solaris cc program.  Please define the environment variable SOLARISCC to specify the path.)
435                 fi
436                 SOLARIS_UFSVFS_HAS_DQRWLOCK
437                 SOLARIS_FS_HAS_FS_ROLLED
438                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
439                 SOLARIS_HAVE_VN_RENAMEPATH
440                 ;;
441         *-sunos*)
442                 MKAFS_OSTYPE=SUNOS
443                 enable_kernel_module=no
444                 AC_MSG_RESULT(sun4)
445                 ;;
446         *-hpux*)
447                 MKAFS_OSTYPE=HPUX
448                 AC_MSG_RESULT(hp_ux)
449                 if test -f "/usr/old/usr/include/ndir.h"; then
450                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
451                 fi
452                 ;;
453         *-irix*)
454                 if test -d /usr/include/sys/SN/SN1; then
455                  IRIX_BUILD_IP35="IP35"
456                 fi
457                 MKAFS_OSTYPE=IRIX
458                 AC_MSG_RESULT(sgi)
459                 ;;
460         *-aix*)
461                 MKAFS_OSTYPE=AIX
462                 AC_MSG_RESULT(rs_aix)
463                 ;;
464         arm-*-darwin*)
465                 MKAFS_OSTYPE=DARWIN
466                 AC_MSG_RESULT(arm_darwin)
467                 ;;
468         powerpc-*-darwin*)
469                 MKAFS_OSTYPE=DARWIN
470                 AC_MSG_RESULT(ppc_darwin)
471                 ;;
472         i386-*-darwin*)
473                 MKAFS_OSTYPE=DARWIN
474                 AC_MSG_RESULT(x86_darwin)
475                 ;;
476         x86_64-*-darwin*)
477                 MKAFS_OSTYPE=DARWIN
478                 AC_MSG_RESULT(x86_darwin)
479                 ;;
480         i386-*-freebsd*)
481                 MKAFS_OSTYPE=FBSD
482                 AC_MSG_RESULT(i386_fbsd)
483                 ;;
484         x86_64-*-freebsd*)
485                 MKAFS_OSTYPE=FBSD
486                 AC_MSG_RESULT(amd64_fbsd)
487                 ;;
488         *-netbsd*)
489                 MKAFS_OSTYPE=NBSD
490                 AC_MSG_RESULT(nbsd)
491                 ;;
492         x86_64-*-openbsd*)
493                 MKAFS_OSTYPE=OBSD
494                 AC_MSG_RESULT(amd64_obsd)
495                 ;;
496         i386-*-openbsd*)
497                 MKAFS_OSTYPE=OBSD
498                 AC_MSG_RESULT(i386_obsd)
499                 ;;
500         *-dragonfly*)
501                 MKAFS_OSTYPE=DFBSD
502                 AC_MSG_RESULT(i386_dfbsd)
503                 ;;
504         *)
505                 AC_MSG_RESULT($system)
506                 ;;
507 esac
508
509 if test "x$with_afs_sysname" != "x"; then
510         AFS_SYSNAME="$with_afs_sysname"
511 else
512         AC_MSG_CHECKING(your AFS sysname)
513         case $host in
514                 i?86-*-openbsd?.?)
515                         v=${host#*openbsd}
516                         vM=${v%.*}
517                         vm=${v#*.}
518                         AFS_SYSNAME="i386_obsd${vM}${vm}"
519                         ;;
520                 sparc64-*-openbsd?.?)
521                         v=${host#*openbsd}
522                         vM=${v%.*}
523                         vm=${v#*.}
524                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
525                         ;;
526                 x86_64-*-openbsd?.?)
527                         v=${host#*openbsd}
528                         vM=${v%.*}
529                         vm=${v#*.}
530                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
531                         ;;
532                 i?86-*-freebsd*.*)
533                         v=${host#*freebsd}
534                         vM=${v%.*}
535                         vm=${v#*.}
536                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
537                         ;;
538                 x86_64-*-freebsd*.*)
539                         v=${host#*freebsd}
540                         vM=${v%.*}
541                         vm=${v#*.}
542                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
543                         ;;
544                 i386-*-dragonfly?.*)
545                         v=${host#*dragonfly}
546                         vM=${v%.*}
547                         vm=${v#*.}
548                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
549                         ;;
550                 i?86-*-netbsd*1.6[[M-Z]]*)
551                         AFS_SYSNAME="i386_nbsd20"
552                         ;;
553                 powerpc-*-netbsd*1.6[[M-Z]]*)
554                         AFS_SYSNAME="ppc_nbsd20"
555                         ;;
556                 *-*-netbsd*)
557                         arch=${host%%-unknown*}
558                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
559                                                -e 's/powerpc/ppc/g')
560                         v=${host#*netbsd}
561                         v=${v#*aout}
562                         v=${v#*ecoff}
563                         v=${v#*elf}
564                         vM=${v%%.*}
565                         vM=${vM%.*}
566                         v=${v#*.}
567                         vm=${v%%.*}
568                         vm=${vm%.*}
569                         vm=${vm%%[[_A-Z]]*}
570                         if test $vm -eq 99 ; then
571                                 vM=$((vM+1))
572                         fi
573                         if test $vM -gt 1 ; then
574                                 vm=0
575                         fi
576                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
577                         ;;
578                 hppa*-hp-hpux11.0*)
579                         AFS_SYSNAME="hp_ux110"
580                         ;;
581                 hppa*-hp-hpux11.11)
582                         AFS_SYSNAME="hp_ux11i"
583                         ;;
584                 hppa*-hp-hpux11.23)
585                         AFS_SYSNAME="hp_ux1123"
586                         ;;
587                 ia64-hp-hpux11.22)
588                         AFS_SYSNAME="ia64_hpux1122"
589                         ;;
590                 ia64-hp-hpux*)
591                         AFS_SYSNAME="ia64_hpux1123"
592                         ;;
593                 hppa*-hp-hpux10*)
594                         AFS_SYSNAME="hp_ux102"
595                         ;;
596                 powerpc-apple-darwin7*)
597                         AFS_SYSNAME="ppc_darwin_70"
598                         OSXSDK="macosx10.3"
599                         ;;
600                 powerpc-apple-darwin8.*)
601                         AFS_SYSNAME="ppc_darwin_80"
602                         OSXSDK="macosx10.4"
603                         ;;
604                 i386-apple-darwin8.*)
605                         AFS_SYSNAME="x86_darwin_80"
606                         OSXSDK="macosx10.4"
607                         ;;
608                 powerpc-apple-darwin9.*)
609                         AFS_SYSNAME="ppc_darwin_90"
610                         OSXSDK="macosx10.5"
611                         ;;
612                 i386-apple-darwin9.*)
613                         AFS_SYSNAME="x86_darwin_90"
614                         OSXSDK="macosx10.5"
615                         ;;
616                 i?86-apple-darwin10.*)
617                         AFS_SYSNAME="x86_darwin_100"
618                         OSXSDK="macosx10.6"
619                         ;;
620                 x86_64-apple-darwin10.*)
621                         AFS_SYSNAME="x86_darwin_100"
622                         OSXSDK="macosx10.6"
623                         ;;
624                 arm-apple-darwin10.*)
625                         AFS_SYSNAME="arm_darwin_100"
626                         OSXSDK="iphoneos4.0"
627                         ;;
628                 x86_64-apple-darwin11.*)
629                         AFS_SYSNAME="x86_darwin_110"
630                         OSXSDK="macosx10.7"
631                         ;;
632                 i?86-apple-darwin11.*)
633                         AFS_SYSNAME="x86_darwin_110"
634                         OSXSDK="macosx10.7"
635                         ;;
636                 x86_64-apple-darwin12.*)
637                         AFS_SYSNAME="x86_darwin_120"
638                         OSXSDK="macosx10.8"
639                         ;;
640                 i?86-apple-darwin12.*)
641                         AFS_SYSNAME="x86_darwin_120"
642                         OSXSDK="macosx10.8"
643                         ;;
644                 x86_64-apple-darwin13.*)
645                         AFS_SYSNAME="x86_darwin_130"
646                         OSXSDK="macosx10.9"
647                         ;;
648                 i?86-apple-darwin13.*)
649                         AFS_SYSNAME="x86_darwin_130"
650                         OSXSDK="macosx10.9"
651                         ;;
652                 x86_64-apple-darwin14.*)
653                         AFS_SYSNAME="x86_darwin_140"
654                         OSXSDK="macosx10.10"
655                         ;;
656                 i?86-apple-darwin14.*)
657                         AFS_SYSNAME="x86_darwin_140"
658                         OSXSDK="macosx10.10"
659                         ;;
660                 sparc-sun-solaris2.8)
661                         AFS_SYSNAME="sun4x_58"
662                         ;;
663                 sparc-sun-solaris2.9)
664                         AFS_SYSNAME="sun4x_59"
665                         ;;
666                 sparc-sun-solaris2.10)
667                         AFS_SYSNAME="sun4x_510"
668                         ;;
669                 sparc-sun-solaris2.11)
670                         AFS_SYSNAME="sun4x_511"
671                         ;;
672                 i386-pc-solaris2.8)
673                         AFS_SYSNAME="sunx86_58"
674                         ;;
675                 i386-pc-solaris2.9)
676                         AFS_SYSNAME="sunx86_59"
677                         ;;
678                 i386-pc-solaris2.10)
679                         AFS_SYSNAME="sunx86_510"
680                         ;;
681                 i386-pc-solaris2.11)
682                         AFS_SYSNAME="sunx86_511"
683                         ;;
684                 alpha*-dec-osf4.0*)
685                         AFS_SYSNAME="alpha_dux40"
686                         ;;
687                 alpha*-dec-osf5.0*)
688                         AFS_SYSNAME="alpha_dux50"
689                         ;;
690                 alpha*-dec-osf5.1*)
691                         AFS_SYSNAME="alpha_dux51"
692                         ;;
693                 mips-sgi-irix6.5)
694                         AFS_SYSNAME="sgi_65"
695                         enable_pam="no"
696                         ;;
697                 ia64-*-linux*)
698                         AFS_SYSNAME="ia64_linuxXX"
699                         ;;
700                 powerpc-*-linux*)
701                         AFS_SYSNAME="`/bin/arch`_linuxXX"
702                         ;;
703                 powerpc64-*-linux*)
704                         AFS_SYSNAME="ppc64_linuxXX"
705                         ;;
706                 alpha*-linux*)
707                         AFS_SYSNAME="alpha_linux_XX"
708                         ;;
709                 s390-*-linux*)
710                         AFS_SYSNAME="s390_linuxXX"
711                         ;;
712                 s390x-*-linux*)
713                         AFS_SYSNAME="s390x_linuxXX"
714                         ;;
715                 sparc-*-linux*)
716                         AFS_SYSNAME="`/bin/arch`_linuxXX"
717                         ;;
718                 sparc64-*-linux*)
719                         AFS_SYSNAME="sparc64_linuxXX"
720                         ;;
721                 i?86-*-linux*)
722                         AFS_SYSNAME="i386_linuxXX"
723                         ;;
724                 arm*-linux*)
725                         AFS_SYSNAME="arm_linuxXX"
726                         ;;
727                 parisc-*-linux-gnu|hppa-*-linux-gnu)
728                         AFS_SYSNAME="parisc_linuxXX"
729                         enable_pam="no"
730                         ;;
731                 power*-ibm-aix4.2*)
732                         AFS_SYSNAME="rs_aix42"
733                         enable_pam="no"
734                         ;;
735                 power*-ibm-aix4.3*)
736                         AFS_SYSNAME="rs_aix42"
737                         enable_pam="no"
738                         ;;
739                 power*-ibm-aix5.1*)
740                         AFS_SYSNAME="rs_aix51"
741                         enable_pam="no"
742                         ;;
743                 power*-ibm-aix5.2*)
744                         AFS_SYSNAME="rs_aix52"
745                         enable_pam="no"
746                         ;;
747                 power*-ibm-aix5.3*)
748                         AFS_SYSNAME="rs_aix53"
749                         enable_pam="no"
750                         ;;
751                 power*-ibm-aix6.1*)
752                         AFS_SYSNAME="rs_aix61"
753                         enable_pam="no"
754                         ;;
755                 x86_64-*-linux-gnu)
756                         AFS_SYSNAME="amd64_linuxXX"
757                         enable_pam="yes"
758                         ;;
759                 *)
760                         AC_MSG_ERROR(An AFS sysname is required)
761                         exit 1
762                         ;;
763         esac
764         case $AFS_SYSNAME in
765                 *_linux* | *_umlinux*)
766                         if test "x${AFS_SYSKVERS}" = "x"; then
767                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
768                         fi
769                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
770                         AFS_SYSNAME="$_AFS_SYSNAME"
771                         AC_TRY_KBUILD(
772                          [],
773                          [#ifndef CONFIG_USERMODE
774                           #error not UML
775                           #endif],
776                          ac_cv_linux_is_uml=yes,)
777                         if test "${ac_cv_linux_is_uml}" = yes; then
778                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
779                         fi
780                         AFS_SYSNAME="$_AFS_SYSNAME"
781                         ;;
782         esac
783         AC_MSG_RESULT($AFS_SYSNAME)
784 fi
785
786 case $AFS_SYSNAME in
787         *_darwin*)
788                 AC_CHECK_HEADERS(crt_externs.h)
789                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
790                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
791                 AC_SUBST(OSXSDK)
792                 ;;
793 esac
794
795 dnl Some hosts have a separate common param file they should include.  Figure
796 dnl out if we're on one of them now that we know the sysname.
797 case $AFS_SYSNAME in
798     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
799     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
800     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
801     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
802     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
803     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
804     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
805     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
806     *_nbsd70)   AFS_PARAM_COMMON=param.nbsd70.h  ;;
807     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
808     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
809     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
810     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
811     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
812     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
813     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
814     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
815     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
816     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
817     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
818     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
819     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
820     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
821     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
822     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
823     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
824     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
825     *_obsd49)   AFS_PARAM_COMMON=param.obsd49.h  ;;
826     *_obsd50)   AFS_PARAM_COMMON=param.obsd50.h  ;;
827     *_obsd51)   AFS_PARAM_COMMON=param.obsd51.h  ;;
828     *_obsd52)   AFS_PARAM_COMMON=param.obsd52.h  ;;
829     *_obsd53)   AFS_PARAM_COMMON=param.obsd53.h  ;;
830     *_obsd54)   AFS_PARAM_COMMON=param.obsd54.h  ;;
831     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
832     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
833     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
834 # Linux alpha adds an extra underscore for no good reason.
835     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
836     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
837     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
838     *_fbsd_*)   AFS_PARAM_COMMON=param.generic_fbsd.h ;;
839 esac
840
841 OPENAFS_OSCONF
842
843 case $AFS_SYSNAME in *_linux* | *_umlinux*)
844
845                 # Add (sub-) architecture-specific paths needed by conftests
846                 case $AFS_SYSNAME  in
847                         *_umlinux26)
848                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
849                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
850                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
851                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
852                 esac
853
854                 if test "x$enable_kernel_module" = "xyes"; then
855                  if test "x$enable_debug_kernel" = "xno"; then
856                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
857                  fi
858                  OPENAFS_GCC_SUPPORTS_MARCH
859                  AC_SUBST(P5PLUS_KOPTS)
860                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
861                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
862                  OPENAFS_GCC_SUPPORTS_NO_COMMON
863                  OPENAFS_GCC_SUPPORTS_PIPE
864                  AC_SUBST(LINUX_GCC_KOPTS)
865
866                  dnl Setup the kernel build environment
867                  LINUX_KBUILD_USES_EXTRA_CFLAGS
868                  LINUX_KERNEL_COMPILE_WORKS
869
870                  dnl Check for header files
871                  AC_CHECK_LINUX_HEADER([config.h])
872                  AC_CHECK_LINUX_HEADER([completion.h])
873                  AC_CHECK_LINUX_HEADER([exportfs.h])
874                  AC_CHECK_LINUX_HEADER([freezer.h])
875                  AC_CHECK_LINUX_HEADER([key-type.h])
876                  AC_CHECK_LINUX_HEADER([semaphore.h])
877                  AC_CHECK_LINUX_HEADER([seq_file.h])
878
879                  dnl Type existence checks
880                  AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
881                  AC_CHECK_LINUX_TYPE([kuid_t], [uidgid.h])
882
883                  dnl Check for structure elements
884                  AC_CHECK_LINUX_STRUCT([address_space_operations],
885                                        [write_begin], [fs.h])
886                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
887                                        [backing-dev.h])
888                  AC_CHECK_LINUX_STRUCT([cred], [session_keyring], [cred.h])
889                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
890                  AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
891                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
892                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
893                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
894                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
895                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
896                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
897                  AC_CHECK_LINUX_STRUCT([file_operations], [iterate], [fs.h])
898                  AC_CHECK_LINUX_STRUCT([file_operations], [read_iter], [fs.h])
899                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
900                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
901                  AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
902                  AC_CHECK_LINUX_STRUCT([key_type], [instantiate_prep], [key-type.h])
903                  AC_CHECK_LINUX_STRUCT([key_type], [match_preparse], [key-type.h])
904                  AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
905                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
906                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
907                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
908                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
909                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
910                                        [fs.h])
911                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
912                                        [fs.h])
913                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
914                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
915                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
916                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
917                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
918                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
919                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
920                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
921                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
922                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
923                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
924
925                  dnl Check for typed structure elements
926                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
927                                              [buf], [fs.h])
928
929                  dnl Function existence checks
930
931                  AC_CHECK_LINUX_FUNC([bdi_init],
932                                      [#include <linux/backing-dev.h>],
933                                      [bdi_init(NULL);])
934                  AC_CHECK_LINUX_FUNC([PageChecked],
935                                      [#include <linux/mm.h>
936 #include <linux/page-flags.h>],
937                                      [struct page *_page;
938                                       int bchecked = PageChecked(_page);])
939                  AC_CHECK_LINUX_FUNC([PageFsMisc],
940                                      [#include <linux/mm.h>
941 #include <linux/page-flags.h>],
942                                      [struct page *_page;
943                                       int bchecked = PageFsMisc(_page);])
944                  AC_CHECK_LINUX_FUNC([clear_inode],
945                                      [#include <linux/fs.h>],
946                                      [clear_inode(NULL);])
947                  AC_CHECK_LINUX_FUNC([current_kernel_time],
948                                      [#include <linux/time.h>],
949                                      [struct timespec s;
950                                       s = current_kernel_time();])
951                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
952                                      [#include <linux/fs.h>],
953                                      [d_alloc_anon(NULL);])
954                  AC_CHECK_LINUX_FUNC([d_count],
955                                      [#include <linux/dcache.h>],
956                                      [d_count(NULL);])
957                  AC_CHECK_LINUX_FUNC([d_make_root],
958                                      [#include <linux/fs.h>],
959                                      [d_make_root(NULL);])
960                  AC_CHECK_LINUX_FUNC([do_sync_read],
961                                      [#include <linux/fs.h>],
962                                      [do_sync_read(NULL, NULL, 0, NULL);])
963                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
964                                      [#include <linux/sched.h>],
965                                      [pid_t p; find_task_by_pid(p);])
966                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
967                                      [#include <linux/fs.h>],
968                                      [generic_file_aio_read(NULL,NULL,0,0);])
969                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
970                                      [#include <linux/pagemap.h>],
971                                      [grab_cache_page_write_begin(NULL, 0, 0);])
972                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
973                                      [#include <linux/list.h>],
974                                      [hlist_unhashed(0);])
975                  AC_CHECK_LINUX_FUNC([i_size_read],
976                                      [#include <linux/fs.h>],
977                                      [i_size_read(NULL);])
978                  AC_CHECK_LINUX_FUNC([inode_setattr],
979                                      [#include <linux/fs.h>],
980                                      [inode_setattr(NULL, NULL);])
981                  AC_CHECK_LINUX_FUNC([iter_file_splice_write],
982                                      [#include <linux/fs.h>],
983                                      [iter_file_splice_write(NULL,NULL,NULL,0,0);])
984                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
985                                      [#include <linux/net.h>],
986                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
987                  AC_CHECK_LINUX_FUNC([page_follow_link],
988                                      [#include <linux/fs.h>],
989                                      [page_follow_link(0,0);])
990                  AC_CHECK_LINUX_FUNC([page_offset],
991                                      [#include <linux/pagemap.h>],
992                                      [page_offset(NULL);])
993                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
994                                      [#include <linux/pagevec.h>],
995                                      [__pagevec_lru_add_file(NULL);])
996                  AC_CHECK_LINUX_FUNC([path_lookup],
997                                      [#include <linux/fs.h>
998                                       #include <linux/namei.h>],
999                                      [path_lookup(NULL, 0, NULL);])
1000                  AC_CHECK_LINUX_FUNC([proc_create],
1001                                      [#include <linux/proc_fs.h>],
1002                                      [proc_create(NULL, 0, NULL, NULL);])
1003                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
1004                                      [#include <linux/rcupdate.h>],
1005                                      [rcu_read_lock();])
1006                  AC_CHECK_LINUX_FUNC([set_nlink],
1007                                      [#include <linux/fs.h>],
1008                                      [set_nlink(NULL, 1);])
1009                  AC_CHECK_LINUX_FUNC([sock_create_kern],
1010                                      [#include <linux/net.h>],
1011                                      [sock_create_kern(0, 0, 0, NULL);])
1012                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
1013                                      [#include <linux/splice.h>],
1014                                      [splice_direct_to_actor(NULL,NULL,NULL);])
1015                  AC_CHECK_LINUX_FUNC([svc_addr_in],
1016                                      [#include <linux/sunrpc/svc.h>],
1017                                      [svc_addr_in(NULL);])
1018                  AC_CHECK_LINUX_FUNC([zero_user_segments],
1019                                      [#include <linux/highmem.h>],
1020                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
1021                  AC_CHECK_LINUX_FUNC([noop_fsync],
1022                                      [#include <linux/fs.h>],
1023                                      [void *address = &noop_fsync; printk("%p\n", address)];)
1024                  AC_CHECK_LINUX_FUNC([kthread_run],
1025                                      [#include <linux/kernel.h>
1026                                       #include <linux/kthread.h>],
1027                                      [kthread_run(NULL, NULL, "test");])
1028
1029                  dnl Consequences - things which get set as a result of the
1030                  dnl                above tests
1031                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1032                        [AC_DEFINE([AFS_NONFSTRANS], 1,
1033                                   [define to disable the nfs translator])])
1034
1035                  dnl Assorted more complex tests
1036                  LINUX_AIO_NONVECTOR
1037                  LINUX_EXPORTS_PROC_ROOT_FS
1038                  LINUX_KMEM_CACHE_INIT
1039                  LINUX_HAVE_KMEM_CACHE_T
1040                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1041                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1042                  LINUX_D_PATH_TAKES_STRUCT_PATH
1043                  LINUX_NEW_EXPORT_OPS
1044                  LINUX_INODE_SETATTR_RETURN_TYPE
1045                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1046                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1047                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1048                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1049                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1050                  LINUX_DOP_D_DELETE_TAKES_CONST
1051                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1052                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1053                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
1054                  LINUX_FOP_F_FSYNC_TAKES_RANGE
1055                  LINUX_AOP_WRITEBACK_CONTROL
1056                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
1057                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1058                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1059                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1060                  LINUX_KERNEL_SOCK_CREATE
1061                  LINUX_EXPORTS_KEY_TYPE_KEYRING
1062                  LINUX_NEED_RHCONFIG
1063                  LINUX_RECALC_SIGPENDING_ARG_TYPE
1064                  LINUX_EXPORTS_TASKLIST_LOCK
1065                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1066                  LINUX_STATFS_TAKES_DENTRY
1067                  LINUX_REFRIGERATOR
1068                  LINUX_HAVE_TRY_TO_FREEZE
1069                  LINUX_LINUX_KEYRING_SUPPORT
1070                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1071                  LINUX_KEY_ALLOC_NEEDS_CRED
1072                  LINUX_INIT_WORK_HAS_DATA
1073                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1074                  LINUX_HAVE_DCACHE_LOCK
1075                  LINUX_D_COUNT_IS_INT
1076                  LINUX_IOP_MKDIR_TAKES_UMODE_T
1077                  LINUX_IOP_CREATE_TAKES_UMODE_T
1078                  LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1079                  LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1080                  LINUX_DENTRY_OPEN_TAKES_PATH
1081                  LINUX_D_ALIAS_IS_HLIST
1082                  LINUX_HLIST_ITERATOR_NO_NODE
1083                  LINUX_IOP_I_CREATE_TAKES_BOOL
1084                  LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1085                  LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1086                  LINUX_D_INVALIDATE_IS_VOID
1087
1088                  dnl If we are guaranteed that keyrings will work - that is
1089                  dnl  a) The kernel has keyrings enabled
1090                  dnl  b) The code is new enough to give us a key_type_keyring
1091                  dnl then we just disable syscall probing unless we've been
1092                  dnl told otherwise
1093
1094                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1095                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1096                           [enable_linux_syscall_probing="no"],
1097                           [enable_linux_syscall_probing="yes"])
1098                  ])
1099
1100                  dnl Syscall probing needs a few tests of its own, and just
1101                  dnl won't work if the kernel doesn't export init_mm
1102                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1103                    LINUX_EXPORTS_INIT_MM
1104                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1105                      AC_MSG_ERROR(
1106                        [Can't do syscall probing without exported init_mm])
1107                    ])
1108                    LINUX_EXPORTS_SYS_CHDIR
1109                    LINUX_EXPORTS_SYS_OPEN
1110                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1111                              [define to enable syscall table probes])
1112                  ])
1113
1114                  dnl Packaging and SMP build
1115                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
1116                    LINUX_WHICH_MODULES
1117                  else
1118                    AC_SUBST(MPS,'SP')
1119                  fi
1120
1121                  dnl Syscall probing
1122                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1123                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1124                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1125                    ])
1126                    ac_cv_linux_exports_sys_call_table=no
1127                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1128                      ac_cv_linux_exports_ia32_sys_call_table=yes
1129                    fi
1130                  else
1131                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1132                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1133                    LINUX_EXPORTS_SYS_CALL_TABLE
1134                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1135                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1136                          linux_syscall_method=none
1137                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1138                             linux_syscall_method=scan
1139                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1140                                linux_syscall_method=scan_with_kallsyms_address
1141                             fi
1142                          fi
1143                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1144                             linux_syscall_method=kallsyms_symbol
1145                          fi
1146                          if test "x$linux_syscall_method" = "xnone"; then
1147                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1148                             linux_syscall_method=scan
1149                          fi
1150                    fi
1151                  fi
1152                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1153                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1154                  fi
1155                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1156                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1157                  fi
1158                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1159                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1160                  else
1161                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1162                  fi
1163                 :
1164                 fi
1165 dnl Linux-only, but just enable always.
1166                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1167 esac
1168
1169 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1170     [ac_cv_sync_fetch_and_add],
1171     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1172                     [ac_cv_sync_fetch_and_add=yes],
1173                     [ac_cv_sync_fetch_and_add=no])
1174 ])
1175 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1176       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1177                 [define if your C compiler has __sync_add_and_fetch])])
1178
1179 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1180     [ac_cv_sockaddr_len],
1181     [AC_TRY_COMPILE( [#include <sys/types.h>
1182 #include <sys/socket.h>],
1183                      [struct sockaddr *a; a->sa_len=0;],
1184                      [ac_cv_sockaddr_len=yes],
1185                      [ac_cv_sockaddr_len=no])
1186 ])
1187 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1188       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1189                  [define if you struct sockaddr sa_len])])
1190
1191 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1192         echo Skipping library tests because they confuse Irix.
1193 else
1194   AC_SEARCH_LIBS([socket], [socket inet])
1195   AC_SEARCH_LIBS([connect], [nsl])
1196   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1197
1198   dnl darwin wants it, aix hates it
1199   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1200   AC_TRY_COMPILE([
1201   #include <stdlib.h>
1202   #include <stdio.h>
1203   #include <sys/types.h>
1204   #include <sys/socket.h>
1205   #include <netinet/in.h>
1206   #include <arpa/inet.h>
1207   #include <arpa/nameser.h>
1208   #include <arpa/nameser_compat.h>
1209   #include <resolv.h>
1210   ], [static int i; i = 0;],
1211   [AC_MSG_RESULT(yes)
1212    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1213   [AC_MSG_RESULT(no)
1214    ])
1215
1216   openafs_save_libs="$LIBS"
1217   AC_MSG_CHECKING([for res_search])
1218   AC_FUNC_RES_SEARCH
1219
1220   if test "$ac_cv_func_res_search" = no; then
1221       for lib in dns nsl resolv; do
1222         if test "$ac_cv_func_res_search" != yes; then
1223           LIBS="-l$lib $LIBS"
1224           AC_FUNC_RES_SEARCH
1225           LIBS="$openafs_save_libs"
1226         fi
1227       done    
1228       if test "$ac_cv_func_res_search" = yes; then
1229         LIB_AFSDB="-l$lib"
1230         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1231         AC_MSG_RESULT([yes, in lib$lib])
1232       else
1233         AC_MSG_RESULT(no)
1234       fi
1235   else
1236     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1237     AC_MSG_RESULT(yes)
1238   fi
1239   
1240 fi
1241 XLIBS="$LIB_AFSDB $XLIBS"
1242
1243 AC_CHECK_RESOLV_RETRANS
1244
1245 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1246     [ac_cv_setsockopt_iprecverr],
1247     [AC_TRY_COMPILE( [
1248 #include <sys/types.h>
1249 #include <sys/socket.h>
1250 #include <netinet/in.h>],
1251 [int on=1;
1252 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1253         [ac_cv_setsockopt_iprecverr=yes],
1254         [ac_cv_setsockopt_iprecverr=no])])
1255
1256 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1257       [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1258                  [define if we can receive socket errors via IP_RECVERR])])
1259
1260 PTHREAD_LIBS=error
1261 if test "x$MKAFS_OSTYPE" = OBSD; then
1262         PTHREAD_LIBS="-pthread"
1263 fi
1264 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1265         PTHREAD_LIBS="-pthread"
1266 fi
1267 if test "x$PTHREAD_LIBS" = xerror; then
1268         AC_CHECK_LIB(pthread, pthread_attr_init,
1269                 PTHREAD_LIBS="-lpthread")
1270 fi
1271 if test "x$PTHREAD_LIBS" = xerror; then
1272         AC_CHECK_LIB(pthreads, pthread_attr_init,
1273                 PTHREAD_LIBS="-lpthreads")
1274 fi
1275 if test "x$PTHREAD_LIBS" = xerror; then
1276         AC_CHECK_LIB(c_r, pthread_attr_init,
1277                 PTHREAD_LIBS="-lc_r")
1278 fi
1279 if test "x$PTHREAD_LIBS" = xerror; then
1280         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1281 fi
1282 if test "x$PTHREAD_LIBS" = xerror; then
1283         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1284         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1285                 PTHREAD_LIBS="-lpthread")
1286 fi
1287 if test "x$PTHREAD_LIBS" = xerror; then
1288         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1289 fi
1290 AC_SUBST(PTHREAD_LIBS)
1291
1292 HOST_CPU="$host_cpu"
1293
1294 if test "x$with_bsd_kernel_headers" != "x"; then
1295         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1296 else
1297         BSD_KERNEL_PATH="/usr/src/sys"
1298 fi
1299
1300 if test "x$with_bsd_kernel_build" != "x"; then
1301         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1302 else
1303         case $AFS_SYSNAME in
1304                 *_fbsd_*)
1305                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1306                         ;;
1307                 *_nbsd*)
1308                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1309         esac
1310 fi
1311
1312 # Fast restart
1313 if test "$enable_supergroups" = "yes"; then
1314         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1315 fi
1316
1317 if test "$enable_bitmap_later" = "yes"; then
1318         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1319 fi
1320
1321 if test "$enable_unix_sockets" = "yes"; then
1322         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1323         USE_UNIX_SOCKETS="yes"
1324 else
1325         USE_UNIX_SOCKETS="no"
1326 fi
1327 AC_SUBST(USE_UNIX_SOCKETS)
1328
1329 if test "$enable_namei_fileserver" = "yes"; then
1330         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1331         VFSCK=""
1332 else
1333         if test "$enable_namei_fileserver" = "default"; then
1334                 case $host in
1335                         *-solaris2.10*)
1336                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1337                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1338                                 VFSCK=""
1339                                 ;;
1340                         *-solaris2.11*)
1341                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1342                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1343                                 VFSCK=""
1344                                 ;;
1345                         *)
1346                                 VFSCK="vfsck"
1347                                 ;;
1348                 esac
1349         else
1350                 VFSCK="vfsck"
1351         fi
1352 fi
1353
1354 dnl check for tivoli
1355 AC_MSG_CHECKING(for tivoli tsm butc support)
1356 XBSA_CFLAGS=""
1357 if test "$enable_tivoli_tsm" = "yes"; then
1358         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1359         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1360         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1361         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1362
1363         if test -r "$XBSADIR3/dsmapifp.h"; then
1364                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1365                 XBSA_XLIBS="-ldl"
1366                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1367         elif test -r "$XBSADIR4/dsmapifp.h"; then
1368                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1369                 XBSA_XLIBS="-ldl"
1370                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1371         elif test -r "$XBSADIR1/xbsa.h"; then
1372                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1373                 XBSA_XLIBS=""
1374                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1375         elif test -r "$XBSADIR2/xbsa.h"; then
1376                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1377                 XBSA_XLIBS=""
1378                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1379         else
1380                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1381         fi
1382 else
1383         AC_MSG_RESULT([no])
1384 fi
1385 AC_SUBST(XBSA_CFLAGS)
1386 AC_SUBST(XBSA_XLIBS) 
1387
1388 dnl checks for header files.
1389 AC_HEADER_STDC
1390 AC_HEADER_SYS_WAIT
1391 AC_HEADER_DIRENT
1392 AC_CHECK_HEADERS([ \
1393                    arpa/inet.h \
1394                    arpa/nameser.h \
1395                    curses.h\
1396                    direct.h \
1397                    errno.h \
1398                    fcntl.h \
1399                    grp.h \
1400                    math.h \
1401                    mntent.h \
1402                    ncurses.h \
1403                    ncurses/ncurses.h \
1404                    netdb.h \
1405                    netinet/in.h \
1406                    pthread_np.h \
1407                    pwd.h \
1408                    regex.h \
1409                    security/pam_appl.h \
1410                    signal.h \
1411                    stdint.h \
1412                    stdio_ext.h \
1413                    stdlib.h \
1414                    string.h \
1415                    strings.h \
1416                    sys/bitypes.h \
1417                    sys/bswap.h \
1418                    sys/dk.h \
1419                    sys/fcntl.h \
1420                    sys/file.h \
1421                    sys/fs_types.h \
1422                    sys/fstyp.h \
1423                    sys/ioctl.h \
1424                    sys/ipc.h \
1425                    sys/lockf.h \
1426                    sys/map.h \
1427                    sys/mount.h \
1428                    sys/mntent.h \
1429                    sys/mnttab.h \
1430                    sys/pag.h \
1431                    sys/param.h \
1432                    sys/resource.h \
1433                    sys/select.h \
1434                    sys/statfs.h \
1435                    sys/statvfs.h \
1436                    sys/socket.h \
1437                    sys/sysctl.h \
1438                    sys/time.h \
1439                    sys/types.h \
1440                    sys/uio.h \
1441                    sys/un.h \
1442                    sys/vfs.h \
1443                    syslog.h \
1444                    termios.h \
1445                    time.h \
1446                    ucontext.h \
1447                    unistd.h \
1448                    windows.h \
1449                 ])
1450
1451 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1452 #ifdef HAVE_NETINET_IN_H
1453 # include <netinet/in.h>
1454 #endif])
1455
1456 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1457 #ifdef HAVE_SYS_SOCKET_H
1458 # include <sys/socket.h>
1459 #endif])
1460
1461 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1462 #ifdef HAVE_SYS_SOCKET_H
1463 # include <sys/socket.h>
1464 #endif
1465 #ifdef HAVE_NETINET_IN_H
1466 # include <netinet/in.h>
1467 #endif
1468 #ifdef HAVE_NET_IF_H
1469 # include <net/if.h>
1470 #endif])
1471
1472 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1473 #ifdef HAVE_SECURITY_PAM_APPL_H
1474 # include <security/pam_appl.h>
1475 #endif])
1476
1477 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1478
1479 AC_CHECK_TYPES([fsblkcnt_t],,,[
1480 #include <sys/types.h>
1481 #ifdef HAVE_SYS_BITYPES_H
1482 #include <sys/bitypes.h>
1483 #endif
1484 #ifdef HAVE_SYS_STATFS_H
1485 #include <sys/statfs.h>
1486 #endif
1487 #ifdef HAVE_SYS_STATVFS_H
1488 #include <sys/statvfs.h>
1489 #endif
1490 ])
1491
1492 dnl see what struct stat has for timestamps
1493 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1494
1495 dnl check for curses-lib
1496 AS_IF([test "x$enable_gtx" != "xno"],
1497       [save_LIBS=$LIBS
1498       AC_CHECK_LIB( [ncurses], [setupterm],
1499       [LIB_curses=-lncurses],
1500         [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1501           [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])])
1502       ])
1503       LIBS=$save_LIBS
1504       AC_SUBST(LIB_curses)])
1505         
1506 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1507
1508 if test "$enable_debug_locks" = yes; then
1509         AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1510 fi
1511
1512 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1513         HAVE_PAM="YES"
1514 else
1515         HAVE_PAM="no"
1516 fi
1517 AC_SUBST(HAVE_PAM)
1518
1519 if test "$enable_login" = yes; then
1520         BUILD_LOGIN="yes"
1521 else
1522         BUILD_LOGIN="no"
1523 fi
1524 AC_SUBST(BUILD_LOGIN)
1525
1526 if test "$enable_uss" = yes; then
1527         BUILD_USS="yes"
1528 else
1529         BUILD_USS="no"
1530 fi
1531 AC_SUBST(BUILD_USS)
1532
1533 if test "$enable_kauth" = yes; then
1534         INSTALL_KAUTH="yes"
1535 else
1536         INSTALL_KAUTH="no"
1537 fi
1538 AC_SUBST(INSTALL_KAUTH)
1539
1540 AC_CHECK_FUNCS([ \
1541         arc4random \
1542         fcntl \
1543         fseeko64 \
1544         ftello64 \
1545         getcwd \
1546         getegid \
1547         geteuid \
1548         getgid \
1549         getuid \
1550         getrlimit \
1551         issetugid \
1552         mkstemp \
1553         poll \
1554         pread \
1555         preadv \
1556         preadv64 \
1557         pwrite \
1558         pwritev \
1559         pwritev64 \
1560         regcomp \
1561         regerror \
1562         regexec \
1563         setitimer \
1564         setvbuf \
1565         sigaction \
1566         strcasestr \
1567         strerror \
1568         sysconf \
1569         sysctl \
1570         tdestroy \
1571         timegm \
1572 ])
1573
1574 OPENAFS_ROKEN()
1575 OPENAFS_HCRYPTO()
1576 OPENAFS_C_ATTRIBUTE()
1577
1578 dnl Functions that Heimdal's libroken provides, but that we
1579 dnl haven't found a need for yet, and so haven't imported
1580 AC_CHECK_FUNCS([ \
1581         chown \
1582         fchown \
1583         gethostname \
1584         lstat \
1585         inet_aton \
1586         putenv \
1587         readv \
1588         setenv \
1589         strdup \
1590         strftime \
1591         strndup \
1592         strsep \
1593         unsetenv \
1594 ])
1595
1596 dnl Functions that are in objects that we always build from libroken
1597 AC_CHECK_FUNCS([ \
1598         asprintf \
1599         asnprintf \
1600         vasprintf \
1601         vasnprintf \
1602         vsnprintf \
1603         snprintf \
1604 ])
1605
1606 dnl Functions that we're going to try and get from libroken
1607 AC_REPLACE_FUNCS([ \
1608         daemon \
1609         ecalloc \
1610         emalloc \
1611         erealloc \
1612         err \
1613         errx \
1614         flock \
1615         freeaddrinfo \
1616         gai_strerror \
1617         getaddrinfo \
1618         getdtablesize \
1619         getnameinfo \
1620         getopt \
1621         getprogname \
1622         gettimeofday \
1623         inet_ntop \
1624         inet_pton \
1625         localtime_r \
1626         mkstemp \
1627         setenv \
1628         setprogname \
1629         strcasecmp \
1630         strlcat \
1631         strnlen \
1632         strlcpy \
1633         strsep \
1634         tdelete \
1635         tfind \
1636         tsearch \
1637         twalk \
1638         unsetenv \
1639         verr \
1640         verrx \
1641         vsyslog \
1642         vwarn \
1643         vwarnx \
1644         warn \
1645         warnx \
1646 ])
1647
1648 dnl Headers that we're going to try and get from libroken
1649 AC_CHECK_HEADERS([ \
1650         err.h \
1651         search.h \
1652 ])
1653
1654 AC_CHECK_DECLS([h_errno], [], [], [
1655 #include <sys/types.h>
1656 #ifdef HAVE_NETDB_H
1657 #include <netdb.h>
1658 #endif
1659 ])
1660
1661 AC_HEADER_TIME
1662
1663 ROKEN_HEADERS=
1664 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1665       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1666       [])
1667 AC_SUBST(ROKEN_HEADERS)
1668
1669 dnl Stuff that's harder ...
1670 AC_MSG_CHECKING([for bswap16])
1671 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1672 #ifdef HAVE_SYS_TYPES_H
1673 #include <sys/types.h>
1674 #endif
1675 #ifdef HAVE_SYS_BSWAP_H
1676 #include <sys/bswap.h>
1677 #endif
1678 ],
1679 [short a, b; b = bswap16(a); ])],
1680 [AC_MSG_RESULT(yes)
1681  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1682 ],
1683 [AC_MSG_RESULT(no)])
1684
1685 AC_MSG_CHECKING([for bswap32])
1686 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1687 #include <sys/types.h>
1688 #endif
1689 #ifdef HAVE_SYS_BSWAP_H
1690 #include <sys/bswap.h>
1691 #endif
1692 ],
1693 [int a, b; b = bswap32(a); ])],
1694 [AC_MSG_RESULT(yes)
1695  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1696 ],
1697 [AC_MSG_RESULT(no)])
1698
1699 case $AFS_SYSNAME in
1700 *hp_ux* | *hpux*)
1701    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1702    ;;
1703 *)
1704    AC_MSG_CHECKING([for positional I/O])
1705    if test "$ac_cv_func_pread" = "yes" && \
1706            test "$ac_cv_func_pwrite" = "yes"; then
1707       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1708       AC_MSG_RESULT(yes)
1709    else
1710      AC_MSG_RESULT(no)
1711    fi
1712    AC_MSG_CHECKING([for vectored positional I/O])
1713    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1714                "$ac_cv_func_pwritev" = "yes" -a \
1715                "$ac_cv_func_preadv64" = "yes" -a \
1716                "$ac_cv_func_pwritev64" = "yes"],
1717          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1718           AC_MSG_RESULT(yes)],
1719          [AC_MSG_RESULT(no)])
1720    ;;
1721 esac
1722
1723 AC_MSG_CHECKING([for POSIX regex library])
1724 if test "$ac_cv_header_regex_h" = "yes" && \
1725         test "$ac_cv_func_regcomp" = "yes" && \
1726         test "$ac_cv_func_regexec" = "yes" && \
1727         test "$ac_cv_func_regerror" = "yes"; then
1728     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1729     AC_MSG_RESULT(yes)
1730 else
1731     AC_MSG_RESULT(no)
1732 fi
1733
1734 dnl Look for "non-portable" pthreads functions.
1735 save_LIBS="$LIBS"
1736 LIBS="$LIBS $PTHREAD_LIBS"
1737 AC_CHECK_FUNCS([ \
1738         pthread_set_name_np \
1739         pthread_setname_np \
1740 ])
1741
1742 dnl Sadly, there are three different versions of pthread_setname_np.
1743 dnl Try to cater for all of them.
1744 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1745     AC_MSG_CHECKING([for signature of pthread_setname_np])
1746     AC_TRY_COMPILE([
1747 #include <pthread.h>
1748 #ifdef HAVE_PTHREAD_NP_H
1749 #include <pthread_np.h>
1750 #endif
1751 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1752         AC_MSG_RESULT([three arguments])
1753         pthread_setname_np_args=3], [
1754         AC_TRY_COMPILE([
1755 #include <pthread.h>
1756 #ifdef HAVE_PTHREAD_NP_H
1757 #include <pthread_np.h>
1758 #endif
1759 ], [pthread_setname_np(pthread_self(), "test")], [
1760             AC_MSG_RESULT([two arguments])
1761             pthread_setname_np_args=2], [
1762             AC_TRY_COMPILE([
1763 #include <pthread.h>
1764 #ifdef HAVE_PTHREAD_NP_H
1765 #include <pthread_np.h>
1766 #endif
1767 ], [pthread_setname_np("test")], [
1768                 AC_MSG_RESULT([one argument])
1769                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1770 ])
1771 ])
1772 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1773 fi
1774 LIBS="$save_LIBS"
1775
1776 openafs_cv_saved_CFLAGS="$CFLAGS"
1777 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1778
1779 AC_TYPE_SIGNAL
1780 OPENAFS_RETSIGTYPE
1781 AC_CHECK_SIZEOF(void *)
1782 AC_CHECK_SIZEOF(unsigned long long)
1783 AC_CHECK_SIZEOF(unsigned long)
1784 AC_CHECK_SIZEOF(unsigned int)
1785 AC_TYPE_INTPTR_T
1786 AC_TYPE_UINTPTR_T
1787 AC_TYPE_SSIZE_T
1788 AC_CHECK_TYPE([sig_atomic_t],[],
1789     [AC_DEFINE([sig_atomic_t], [int],
1790         [Define to int if <signal.h> does not define.])],
1791 [#include <sys/types.h>
1792 #include <signal.h>])
1793 AC_CHECK_TYPE([socklen_t],[],
1794     [AC_DEFINE([socklen_t], [int],
1795         [Define to int if <sys/socket.h> does not define.])],
1796 [#include <sys/types.h>
1797 #include <sys/socket.h>])
1798 AC_CHECK_TYPES(off64_t)
1799 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1800 AC_CHECK_TYPES([struct winsize], [], [], [
1801 #ifdef HAVE_TERMIOS_H
1802 # include <termios.h>
1803 #else
1804 # include <sys/termios.h>
1805 #endif
1806 #include <sys/ioctl.h>])
1807 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1808                 struct sockaddr_storage],
1809                [], [], [
1810 #include <sys/types.h>
1811 #include <sys/socket.h>
1812 ])
1813 AC_CHECK_TYPES([sa_family_t], [], [], [
1814 #include <sys/types.h>
1815 #include <sys/socket.h>
1816 ])
1817 AC_CHECK_TYPES([struct addrinfo], [], [], [
1818 #include <sys/types.h>
1819 #ifdef HAVE_NETDB_H
1820 #include <netdb.h>
1821 #endif
1822 ])
1823 AC_CHECK_TYPES([long long], [], [], [])
1824
1825 AC_SIZEOF_TYPE(long)
1826
1827 CFLAGS="$openafs_cv_saved_CFLAGS"
1828
1829 RRA_HEADER_PAM_CONST
1830
1831
1832 dnl Directory PATH handling
1833 if test "x$enable_transarc_paths" = "xyes"  ; then 
1834     afsconfdir=${afsconfdir=/usr/afs/etc}
1835     viceetcdir=${viceetcdir=/usr/vice/etc}
1836     afskerneldir=${afskerneldir=${viceetcdir}}
1837     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1838     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1839     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1840     afsdbdir=${afsdbdir=/usr/afs/db}
1841     afslogsdir=${afslogsdir=/usr/afs/logs}
1842     afslocaldir=${afslocaldir=/usr/afs/local}
1843     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1844     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1845     afsdatadir=${afsdatadir=/usr/vice/etc}
1846 else 
1847     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1848     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1849     afskerneldir=${afskerneldir='${libdir}/openafs'}
1850     afssrvbindir=${afssrvbindir='${bindir}'}
1851     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1852     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1853     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1854     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1855     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1856     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1857     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1858     afsdatadir=${afsdatadir='${datadir}/openafs'}
1859 fi
1860 AC_SUBST(afsconfdir)
1861 AC_SUBST(viceetcdir)
1862 AC_SUBST(afskerneldir)
1863 AC_SUBST(afssrvbindir)
1864 AC_SUBST(afssrvsbindir)
1865 AC_SUBST(afssrvlibexecdir)
1866 AC_SUBST(afsdbdir)
1867 AC_SUBST(afslogsdir)
1868 AC_SUBST(afslocaldir)
1869 AC_SUBST(afsbackupdir)
1870 AC_SUBST(afsbosconfigdir)
1871 AC_SUBST(afsdatadir)
1872
1873 if test "x$enable_kernel_module" = "xyes"; then
1874 ENABLE_KERNEL_MODULE=libafs
1875 fi
1876
1877 if test "x$enable_pthreaded_ubik" = "xyes"; then
1878 ENABLE_PTHREADED_UBIK=yes
1879 fi
1880
1881 AC_SUBST(VFSCK)
1882 AC_SUBST(AFS_SYSNAME)
1883 AC_SUBST(AFS_PARAM_COMMON)
1884 AC_SUBST(ENABLE_KERNEL_MODULE)
1885 AC_SUBST(ENABLE_PTHREADED_UBIK)
1886 AC_SUBST(LIB_AFSDB)
1887 AC_SUBST(LINUX_KERNEL_PATH)
1888 AC_SUBST(LINUX_KERNEL_BUILD)
1889 AC_SUBST(HOST_CPU)
1890 AC_SUBST(BSD_KERNEL_PATH)
1891 AC_SUBST(BSD_KERNEL_BUILD)
1892 AC_SUBST(LINUX_VERSION)
1893 AC_SUBST(MKAFS_OSTYPE)
1894 AC_SUBST(TOP_OBJDIR)
1895 AC_SUBST(TOP_SRCDIR)
1896 AC_SUBST(TOP_INCDIR)
1897 AC_SUBST(TOP_LIBDIR)
1898 AC_SUBST(DEST)
1899 AC_SUBST(DARWIN_INFOFILE)
1900 AC_SUBST(IRIX_BUILD_IP35)
1901 AC_SUBST(HTML_XSL)
1902 AC_SUBST(XSLTPROC)
1903 AC_SUBST(DOCBOOK2PDF)
1904 AC_SUBST(DOCBOOK_STYLESHEETS)
1905
1906 OPENAFS_FUSE
1907 OPENAFS_SWIG
1908
1909 TOP_SRCDIR="${srcdir}/src"
1910 dnl
1911 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1912 dnl
1913 case $TOP_SRCDIR in
1914         /*)
1915                 ;;
1916         *)
1917                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1918                 ;;
1919 esac
1920
1921 TOP_OBJDIR="${SRCDIR_PARENT}"
1922 TOP_INCDIR="${SRCDIR_PARENT}/include"
1923 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1924 if test "${DEST}x" = "x"; then
1925         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1926 fi
1927
1928 if test "x$with_crosstools_dir" != "x"; then
1929         if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
1930                 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
1931                 CONFIGTOOL_PATH=$with_crosstools_dir/config
1932                 RXGEN_PATH=$with_crosstools_dir/rxgen
1933         else
1934                 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
1935                 exit 1
1936         fi
1937 else
1938         COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
1939         CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
1940         RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
1941 fi
1942 AC_SUBST(COMPILE_ET_PATH)
1943 AC_SUBST(CONFIGTOOL_PATH)
1944 AC_SUBST(RXGEN_PATH)
1945
1946 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1947 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1948 AC_SUBST(HELPER_SPLINT)
1949 AC_SUBST(HELPER_SPLINTCFG)
1950
1951 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1952
1953 dnl Check to see if crypt lives in a different library
1954 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1955 AC_SUBST(LIB_crypt)
1956
1957 dnl Check to see if the compiler support labels in structs
1958 AC_MSG_CHECKING(for label support in structs)
1959 AC_TRY_COMPILE([], [
1960 extern void osi_UFSOpen(void);
1961 struct labeltest {
1962    void (*open) (void);
1963 };
1964 struct labeltest struct_labeltest = {
1965    .open       = osi_UFSOpen,
1966 }
1967 ],
1968 [AC_MSG_RESULT(yes)
1969  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1970 ],
1971 [AC_MSG_RESULT(no)
1972 ])
1973
1974 AC_MSG_CHECKING([checking for dirfd])
1975 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1976 #ifdef HAVE_DIRENT_H
1977 #include <dirent.h>
1978 #endif
1979 ]],
1980         [[DIR *d = 0; dirfd(d);]])],
1981         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1982 if test "$ac_rk_have_dirfd" = "yes" ; then
1983         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1984 fi
1985 AC_MSG_RESULT($ac_rk_have_dirfd)
1986
1987 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1988 #ifdef HAVE_DIRENT_H
1989 #include <dirent.h>
1990 #endif])
1991
1992 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
1993 [#ifdef HAVE_SYS_RESOURCE_H
1994 #include <sys/resource.h>
1995 #endif])
1996
1997 dnl Check for UUID library
1998 AC_CHECK_HEADERS([uuid/uuid.h])
1999 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2000 AC_CHECK_FUNCS([uuid_generate])
2001 ])
2002
2003