uss: always build uss
[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([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     [AS_IF([test x"$withval" = xyes],
98         [AC_MSG_WARN([bitmap-later is only used by non-demand-attach
99             fileservers.  Please migrate to demand-attach instead.])])],
100     [enable_bitmap_later="no"])
101 AC_ARG_ENABLE([unix-sockets],
102     [AS_HELP_STRING([--disable-unix-sockets],
103         [disable use of unix domain sockets for fssync (defaults to enabled)])],
104     [],
105     [enable_unix_sockets="yes"])
106 AC_ARG_ENABLE([tivoli-tsm],
107     [AS_HELP_STRING([--enable-tivoli-tsm],
108         [enable use of the Tivoli TSM API libraries for butc support])],
109     [],
110     [enable_tivoli_tsm="no"])
111 AC_ARG_ENABLE([pthreaded-ubik],
112     [AS_HELP_STRING([--disable-pthreaded-ubik],
113         [disable installation of pthreaded ubik applications (defaults to
114          enabled)])],
115     [],
116     [enable_pthreaded_ubik="yes"])
117
118 dnl Kernel module build options.
119 AC_ARG_WITH([linux-kernel-headers],
120     [AS_HELP_STRING([--with-linux-kernel-headers=path],
121         [use the kernel headers found at path (optional, defaults to
122          /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
123          then /usr/src/linux-2.4, and lastly /usr/src/linux)])
124 ])
125 AC_ARG_WITH([linux-kernel-build],
126     [AS_HELP_STRING([--with-linux-kernel-build=path],
127         [use the kernel build found at path(optional, defaults to
128         kernel headers path)]
129 )])
130 AC_ARG_WITH([bsd-kernel-headers],
131     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
132         [use the kernel headers found at path (optional, defaults to
133          /usr/src/sys)])
134 ])
135 AC_ARG_WITH([bsd-kernel-build],
136     [AS_HELP_STRING([--with-bsd-kernel-build=path],
137         [use the kernel build found at path (optional, defaults to
138          KSRC/i386/compile/GENERIC)])
139 ])
140 AC_ARG_WITH([linux-kernel-packaging],
141     [AS_HELP_STRING([--with-linux-kernel-packaging],
142         [use standard naming conventions to aid Linux kernel build packaging
143          (disables MPS, sets the kernel module name to openafs.ko, and
144          installs kernel modules into the standard Linux location)])],
145     [AC_SUBST([LINUX_KERNEL_PACKAGING], [yes])
146      AC_SUBST([LINUX_LIBAFS_NAME], [openafs])],
147     [AC_SUBST([LINUX_LIBAFS_NAME], [libafs])
148 ])
149 AC_ARG_ENABLE([kernel-module],
150     [AS_HELP_STRING([--disable-kernel-module],
151         [disable compilation of the kernel module (defaults to enabled)])],
152     [],
153     [enable_kernel_module="yes"])
154 AC_ARG_ENABLE([redhat-buildsys],
155     [AS_HELP_STRING([--enable-redhat-buildsys],
156         [enable compilation of the redhat build system kernel (defaults to
157          disabled)])],
158     [],
159     [enable_redhat_buildsys="no"])
160
161 dnl Installation locations.
162 AC_ARG_ENABLE([transarc-paths],
163     [AS_HELP_STRING([--enable-transarc-paths],
164         [use Transarc style paths like /usr/afs and /usr/vice])],
165     [],
166     [enable_transarc_paths="no"])
167
168 dnl Deprecated crypto
169 AC_ARG_ENABLE([kauth],
170     [AS_HELP_STRING([--enable-kauth],
171         [install the deprecated kauth server, pam modules, and utilities
172          (defaults to disabled)])],
173     [enable_pam="yes"],
174     [enable_kauth="no"
175      enable_pam="no"])
176
177 dnl Optimization and debugging flags.
178 AC_ARG_ENABLE([strip-binaries],
179     [AS_HELP_STRING([--disable-strip-binaries],
180         [disable stripping of symbol information from binaries (defaults to
181          enabled)])],
182     [],
183     [enable_strip_binaries="maybe"])
184 AC_ARG_ENABLE([debug],
185     [AS_HELP_STRING([--enable-debug],
186         [enable compilation of the user space code with debugging information
187          (defaults to disabled)])],
188     [],
189     [enable_debug="no"])
190 AC_ARG_ENABLE([optimize],
191     [AS_HELP_STRING([--disable-optimize],
192         [disable optimization for compilation of the user space code (defaults
193          to enabled)])],
194     [],
195     [enable_optimize="yes"])
196 AC_ARG_ENABLE([warnings],
197     [AS_HELP_STRING([--enable-warnings],
198         [enable compilation warnings when building with gcc (defaults to
199          disabled)])],
200     [],
201     [enable_warnings="no"])
202 AC_ARG_ENABLE([checking],
203     [AS_HELP_STRING([--enable-checking],
204         [turn compilation warnings into errors when building with gcc (defaults
205          to disabled)])],
206     [enable_checking="$enableval"],
207     [enable_checking="no"])
208 AC_ARG_ENABLE([debug-locks],
209     [AS_HELP_STRING([--enable-debug-locks],
210         [turn on lock debugging assertions (defaults to disabled)])],
211     [enable_debug_locks="$enableval"],
212     [enable_debug_locks="no"])
213 AC_ARG_ENABLE([debug-kernel],
214     [AS_HELP_STRING([--enable-debug-kernel],
215         [enable compilation of the kernel module with debugging information
216          (defaults to disabled)])],
217     [],
218     [enable_debug_kernel="no"])
219 AC_ARG_ENABLE([optimize-kernel],
220     [AS_HELP_STRING([--disable-optimize-kernel],
221         [disable compilation of the kernel module with optimization (defaults
222          based on platform)])],
223     [],
224     [enable_optimize_kernel=""])
225 AC_ARG_ENABLE([debug-lwp],
226     [AS_HELP_STRING([--enable-debug-lwp],
227         [enable compilation of the LWP code with debugging information
228          (defaults to disabled)])],
229     [],
230     [enable_debug_lwp="no"])
231 AC_ARG_ENABLE([optimize-lwp],
232     [AS_HELP_STRING([--disable-optimize-lwp],
233         [disable optimization for compilation of the LWP code (defaults to
234          enabled)])],
235     [],
236     [enable_optimize_lwp="yes"])
237 AC_ARG_ENABLE([debug-pam],
238     [AS_HELP_STRING([--enable-debug-pam],
239         [enable compilation of the PAM code with debugging information
240          (defaults to disabled)])],
241     [],
242     [enable_debug_pam="no"])
243 AC_ARG_ENABLE([optimize-pam],
244     [AS_HELP_STRING([--disable-optimize-pam],
245         [disable optimization for compilation of the PAM code (defaults to
246          enabled)])],
247     [],
248     [enable_optimize_pam="yes"])
249 AC_ARG_ENABLE([linux-syscall-probing],
250     [AS_HELP_STRING([--enable-linux-syscall-probing],
251         [enable Linux syscall probing (defaults to autodetect)])],
252     [],
253     [enable_linux_syscall_probing="maybe"])
254 AC_ARG_WITH([crosstools-dir],
255     [AS_HELP_STRING([--with-crosstools-dir=path],
256         [use path for native versions of rxgen, compile_et and config])
257 ])
258
259 AC_ARG_WITH([xslt-processor],
260         AS_HELP_STRING([--with-xslt-processor=ARG],
261         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
262         [XSLTPROC="$withval"],
263         [AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo])])
264
265 AC_ARG_WITH([html-xsl],
266         AS_HELP_STRING([--with-html-xsl],
267         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
268         [HTML_XSL="$withval"],
269         [HTML_XSL="html/chunk.xsl"])
270
271 AC_ARG_WITH([docbook2pdf],
272         AS_HELP_STRING([--with-docbook2pdf=ARG],
273         [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
274         [DOCBOOK2PDF="$withval"],
275         [AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo])])
276
277 AC_ARG_WITH([docbook-stylesheets],
278         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
279         [location of DocBook stylesheets (default is to search a set of likely paths)]),
280         [DOCBOOK_STYLESHEETS="$withval"],
281         [OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS],
282                 [/usr/share/xml/docbook/stylesheet/nwalsh/current \
283                  /usr/share/xml/docbook/stylesheet/nwalsh \
284                  /usr/share/xml/docbook/xsl-stylesheets \
285                  /usr/share/sgml/docbook/docbook-xsl-stylesheets \
286                  /usr/share/sgml/docbook/xsl-stylesheets \
287                  /usr/share/docbook-xsl \
288                  /usr/share/sgml/docbkxsl \
289                  /usr/local/share/xsl/docbook \
290                  /sw/share/xml/xsl/docbook-xsl \
291                  /opt/local/share/xsl/docbook-xsl],
292                 [$HTML_XSL])
293            AS_IF([test "x$DOCBOOK_STYLESHEETS" = "x"],
294                 [AC_WARN([Docbook stylesheets not found; some documentation can't be built])
295            ])
296         ])
297
298 AC_ARG_WITH([dot],
299         AS_HELP_STRING([--with-dot@<:@=PATH@:>@],
300         [use graphviz dot to generate dependency graphs with doxygen (defaults to autodetect)]),
301         [], [with_dot="maybe"])
302
303 enable_login="no"
304
305 dnl Check whether kindlegen exists.  If not, we'll suppress that part of the
306 dnl documentation build.
307 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
308 AC_CHECK_PROGS([DOXYGEN], [doxygen])
309
310 dnl Optionally generate graphs with doxygen.
311 case "$with_dot" in
312 maybe)
313     AC_CHECK_PROGS([DOT], [dot])
314     AS_IF([test "x$DOT" = "x"], [HAVE_DOT="no"], [HAVE_DOT="yes"])
315     ;;
316 yes)
317     HAVE_DOT="yes"
318     ;;
319 no)
320     HAVE_DOT="no"
321     ;;
322 *)
323     HAVE_DOT="yes"
324     DOT_PATH=$with_dot
325 esac
326 AC_SUBST(HAVE_DOT)
327 AC_SUBST(DOT_PATH)
328
329 dnl Checks for UNIX variants.
330 AC_ISC_POSIX
331
332 dnl Various compiler setup.
333 AC_TYPE_PID_T
334 AC_TYPE_SIZE_T
335
336 dnl Checks for programs.
337 AC_PROG_INSTALL
338 AC_PROG_LN_S
339 AC_PROG_RANLIB
340 AC_PROG_YACC
341 AM_PROG_LEX
342 dnl if we are flex, be lex-compatible
343 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
344
345 OPENAFS_FORCE_ABS_INSTALL
346 OPENAFS_CHECK_BIGENDIAN
347 OPENAFS_PRINTF_TAKES_Z_LEN
348
349 AC_MSG_CHECKING(your OS)
350 system=$host
351 case $system in
352         *-linux*)
353
354                 MKAFS_OSTYPE=LINUX
355                 if test "x$enable_redhat_buildsys" = "xyes"; then
356                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
357                 fi
358                 if test "x$enable_kernel_module" = "xyes"; then
359                  if test "x$with_linux_kernel_headers" != "x"; then
360                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
361                  else
362                    for utsdir in "/lib/modules/`uname -r`/build" \
363                                  "/lib/modules/`uname -r`/source" \
364                                  "/usr/src/linux-2.4" \
365                                  "/usr/src/linux"; do
366                      LINUX_KERNEL_PATH="$utsdir"
367                      for utsfile in "include/generated/utsrelease.h" \
368                                     "include/linux/utsrelease.h" \
369                                     "include/linux/version.h" \
370                                     "include/linux/version-up.h"; do
371                        if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
372                          break 2
373                        fi
374                      done
375                    done
376                  fi
377                  if test "x$with_linux_kernel_build" != "x"; then
378                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
379                  else
380                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
381                  fi
382                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
383                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
384                    LINUX_VERSION="$linux_kvers"
385                  else
386                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
387                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
388                      LINUX_VERSION="$linux_kvers"
389                    else
390                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
391                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
392                        if test "x$linux_kvers" = "x"; then
393                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
394                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
395                            if test "x$linux_kvers" = "x"; then
396                              AC_MSG_ERROR(Linux headers lack version definition [2])
397                              exit 1
398                            else
399                              LINUX_VERSION="$linux_kvers"
400                            fi
401                          else
402                            AC_MSG_ERROR(Linux headers lack version definition)
403                            exit 1
404                          fi
405                        else
406                          LINUX_VERSION="$linux_kvers"
407                        fi
408                      else
409                        enable_kernel_module="no"
410                      fi
411                    fi
412                  fi
413                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
414                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
415                      enable_kernel_module="no"
416                  fi
417                  if test "x$enable_kernel_module" = "xno"; then
418                   if test "x$with_linux_kernel_headers" != "x"; then
419                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
420                    exit 1
421                   else
422                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
423                   fi
424                  fi
425                  dnl do we need to determine SUBARCH from autoconf.h
426                  SUBARCH=default
427                 fi
428                 AC_MSG_RESULT(linux)
429                 GUESS_LINUX_VERSION=
430                 if test "x$enable_kernel_module" = "xyes"; then
431                  GUESS_LINUX_VERSION=${LINUX_VERSION}
432                 else
433                  GUESS_LINUX_VERSION=`uname -r`
434                 fi
435                 case "$GUESS_LINUX_VERSION" in
436                   2.2.*) AFS_SYSKVERS=22 ;;
437                   2.4.*) AFS_SYSKVERS=24 ;;
438                   2.6.* | 3.*) AFS_SYSKVERS=26 ;;
439                   *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
440                 esac
441                 ;;
442         *-solaris*)
443                 MKAFS_OSTYPE=SOLARIS
444                 AC_MSG_RESULT(sun4)
445                 AC_PATH_PROG(SOLARISCC, [cc], ,
446                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin:/opt/solarisstudio12.3/bin:/opt/solstudio12.2/bin:/opt/sunstudio12.1/bin])
447                 if test "x$SOLARISCC" = "x" ; then
448                     AC_MSG_FAILURE(Could not find the solaris cc program.  Please define the environment variable SOLARISCC to specify the path.)
449                 fi
450                 SOLARIS_UFSVFS_HAS_DQRWLOCK
451                 SOLARIS_FS_HAS_FS_ROLLED
452                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
453                 SOLARIS_HAVE_VN_RENAMEPATH
454                 ;;
455         *-sunos*)
456                 MKAFS_OSTYPE=SUNOS
457                 enable_kernel_module=no
458                 AC_MSG_RESULT(sun4)
459                 ;;
460         *-hpux*)
461                 MKAFS_OSTYPE=HPUX
462                 AC_MSG_RESULT(hp_ux)
463                 if test -f "/usr/old/usr/include/ndir.h"; then
464                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
465                 fi
466                 ;;
467         *-irix*)
468                 if test -d /usr/include/sys/SN/SN1; then
469                  IRIX_BUILD_IP35="IP35"
470                 fi
471                 MKAFS_OSTYPE=IRIX
472                 AC_MSG_RESULT(sgi)
473                 ;;
474         *-aix*)
475                 MKAFS_OSTYPE=AIX
476                 AC_MSG_RESULT(rs_aix)
477                 ;;
478         arm-*-darwin*)
479                 MKAFS_OSTYPE=DARWIN
480                 AC_MSG_RESULT(arm_darwin)
481                 ;;
482         powerpc-*-darwin*)
483                 MKAFS_OSTYPE=DARWIN
484                 AC_MSG_RESULT(ppc_darwin)
485                 ;;
486         i386-*-darwin*)
487                 MKAFS_OSTYPE=DARWIN
488                 AC_MSG_RESULT(x86_darwin)
489                 ;;
490         x86_64-*-darwin*)
491                 MKAFS_OSTYPE=DARWIN
492                 AC_MSG_RESULT(x86_darwin)
493                 ;;
494         i386-*-freebsd*)
495                 MKAFS_OSTYPE=FBSD
496                 AC_MSG_RESULT(i386_fbsd)
497                 ;;
498         x86_64-*-freebsd*)
499                 MKAFS_OSTYPE=FBSD
500                 AC_MSG_RESULT(amd64_fbsd)
501                 ;;
502         *-netbsd*)
503                 MKAFS_OSTYPE=NBSD
504                 AC_MSG_RESULT(nbsd)
505                 ;;
506         x86_64-*-openbsd*)
507                 MKAFS_OSTYPE=OBSD
508                 AC_MSG_RESULT(amd64_obsd)
509                 ;;
510         i386-*-openbsd*)
511                 MKAFS_OSTYPE=OBSD
512                 AC_MSG_RESULT(i386_obsd)
513                 ;;
514         *-dragonfly*)
515                 MKAFS_OSTYPE=DFBSD
516                 AC_MSG_RESULT(i386_dfbsd)
517                 ;;
518         *)
519                 AC_MSG_RESULT($system)
520                 ;;
521 esac
522
523 if test "x$with_afs_sysname" != "x"; then
524         AFS_SYSNAME="$with_afs_sysname"
525 else
526         AC_MSG_CHECKING(your AFS sysname)
527         case $host in
528                 i?86-*-openbsd?.?)
529                         v=${host#*openbsd}
530                         vM=${v%.*}
531                         vm=${v#*.}
532                         AFS_SYSNAME="i386_obsd${vM}${vm}"
533                         ;;
534                 sparc64-*-openbsd?.?)
535                         v=${host#*openbsd}
536                         vM=${v%.*}
537                         vm=${v#*.}
538                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
539                         ;;
540                 x86_64-*-openbsd?.?)
541                         v=${host#*openbsd}
542                         vM=${v%.*}
543                         vm=${v#*.}
544                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
545                         ;;
546                 i?86-*-freebsd*.*)
547                         v=${host#*freebsd}
548                         vM=${v%.*}
549                         vm=${v#*.}
550                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
551                         ;;
552                 x86_64-*-freebsd*.*)
553                         v=${host#*freebsd}
554                         vM=${v%.*}
555                         vm=${v#*.}
556                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
557                         ;;
558                 i386-*-dragonfly?.*)
559                         v=${host#*dragonfly}
560                         vM=${v%.*}
561                         vm=${v#*.}
562                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
563                         ;;
564                 i?86-*-netbsd*1.6[[M-Z]]*)
565                         AFS_SYSNAME="i386_nbsd20"
566                         ;;
567                 powerpc-*-netbsd*1.6[[M-Z]]*)
568                         AFS_SYSNAME="ppc_nbsd20"
569                         ;;
570                 *-*-netbsd*)
571                         arch=${host%%-unknown*}
572                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
573                                                -e 's/powerpc/ppc/g')
574                         v=${host#*netbsd}
575                         v=${v#*aout}
576                         v=${v#*ecoff}
577                         v=${v#*elf}
578                         vM=${v%%.*}
579                         vM=${vM%.*}
580                         v=${v#*.}
581                         vm=${v%%.*}
582                         vm=${vm%.*}
583                         vm=${vm%%[[_A-Z]]*}
584                         if test $vm -eq 99 ; then
585                                 vM=$((vM+1))
586                         fi
587                         if test $vM -gt 1 ; then
588                                 vm=0
589                         fi
590                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
591                         ;;
592                 hppa*-hp-hpux11.0*)
593                         AFS_SYSNAME="hp_ux110"
594                         ;;
595                 hppa*-hp-hpux11.11)
596                         AFS_SYSNAME="hp_ux11i"
597                         ;;
598                 hppa*-hp-hpux11.23)
599                         AFS_SYSNAME="hp_ux1123"
600                         ;;
601                 ia64-hp-hpux11.22)
602                         AFS_SYSNAME="ia64_hpux1122"
603                         ;;
604                 ia64-hp-hpux*)
605                         AFS_SYSNAME="ia64_hpux1123"
606                         ;;
607                 hppa*-hp-hpux10*)
608                         AFS_SYSNAME="hp_ux102"
609                         ;;
610                 powerpc-apple-darwin7*)
611                         AFS_SYSNAME="ppc_darwin_70"
612                         OSXSDK="macosx10.3"
613                         ;;
614                 powerpc-apple-darwin8.*)
615                         AFS_SYSNAME="ppc_darwin_80"
616                         OSXSDK="macosx10.4"
617                         ;;
618                 i386-apple-darwin8.*)
619                         AFS_SYSNAME="x86_darwin_80"
620                         OSXSDK="macosx10.4"
621                         ;;
622                 powerpc-apple-darwin9.*)
623                         AFS_SYSNAME="ppc_darwin_90"
624                         OSXSDK="macosx10.5"
625                         ;;
626                 i386-apple-darwin9.*)
627                         AFS_SYSNAME="x86_darwin_90"
628                         OSXSDK="macosx10.5"
629                         ;;
630                 i?86-apple-darwin10.*)
631                         AFS_SYSNAME="x86_darwin_100"
632                         OSXSDK="macosx10.6"
633                         ;;
634                 x86_64-apple-darwin10.*)
635                         AFS_SYSNAME="x86_darwin_100"
636                         OSXSDK="macosx10.6"
637                         ;;
638                 arm-apple-darwin10.*)
639                         AFS_SYSNAME="arm_darwin_100"
640                         OSXSDK="iphoneos4.0"
641                         ;;
642                 x86_64-apple-darwin11.*)
643                         AFS_SYSNAME="x86_darwin_110"
644                         OSXSDK="macosx10.7"
645                         ;;
646                 i?86-apple-darwin11.*)
647                         AFS_SYSNAME="x86_darwin_110"
648                         OSXSDK="macosx10.7"
649                         ;;
650                 x86_64-apple-darwin12.*)
651                         AFS_SYSNAME="x86_darwin_120"
652                         OSXSDK="macosx10.8"
653                         ;;
654                 i?86-apple-darwin12.*)
655                         AFS_SYSNAME="x86_darwin_120"
656                         OSXSDK="macosx10.8"
657                         ;;
658                 x86_64-apple-darwin13.*)
659                         AFS_SYSNAME="x86_darwin_130"
660                         OSXSDK="macosx10.9"
661                         ;;
662                 i?86-apple-darwin13.*)
663                         AFS_SYSNAME="x86_darwin_130"
664                         OSXSDK="macosx10.9"
665                         ;;
666                 x86_64-apple-darwin14.*)
667                         AFS_SYSNAME="x86_darwin_140"
668                         OSXSDK="macosx10.10"
669                         ;;
670                 i?86-apple-darwin14.*)
671                         AFS_SYSNAME="x86_darwin_140"
672                         OSXSDK="macosx10.10"
673                         ;;
674                 sparc-sun-solaris2.8)
675                         AFS_SYSNAME="sun4x_58"
676                         ;;
677                 sparc-sun-solaris2.9)
678                         AFS_SYSNAME="sun4x_59"
679                         ;;
680                 sparc-sun-solaris2.10)
681                         AFS_SYSNAME="sun4x_510"
682                         ;;
683                 sparc-sun-solaris2.11)
684                         AFS_SYSNAME="sun4x_511"
685                         ;;
686                 i386-pc-solaris2.8)
687                         AFS_SYSNAME="sunx86_58"
688                         ;;
689                 i386-pc-solaris2.9)
690                         AFS_SYSNAME="sunx86_59"
691                         ;;
692                 i386-pc-solaris2.10)
693                         AFS_SYSNAME="sunx86_510"
694                         ;;
695                 i386-pc-solaris2.11)
696                         AFS_SYSNAME="sunx86_511"
697                         ;;
698                 alpha*-dec-osf4.0*)
699                         AFS_SYSNAME="alpha_dux40"
700                         ;;
701                 alpha*-dec-osf5.0*)
702                         AFS_SYSNAME="alpha_dux50"
703                         ;;
704                 alpha*-dec-osf5.1*)
705                         AFS_SYSNAME="alpha_dux51"
706                         ;;
707                 mips-sgi-irix6.5)
708                         AFS_SYSNAME="sgi_65"
709                         enable_pam="no"
710                         ;;
711                 ia64-*-linux*)
712                         AFS_SYSNAME="ia64_linuxXX"
713                         ;;
714                 powerpc-*-linux*)
715                         AFS_SYSNAME="`/bin/arch`_linuxXX"
716                         ;;
717                 powerpc64-*-linux*)
718                         AFS_SYSNAME="ppc64_linuxXX"
719                         ;;
720                 alpha*-linux*)
721                         AFS_SYSNAME="alpha_linux_XX"
722                         ;;
723                 s390-*-linux*)
724                         AFS_SYSNAME="s390_linuxXX"
725                         ;;
726                 s390x-*-linux*)
727                         AFS_SYSNAME="s390x_linuxXX"
728                         ;;
729                 sparc-*-linux*)
730                         AFS_SYSNAME="`/bin/arch`_linuxXX"
731                         ;;
732                 sparc64-*-linux*)
733                         AFS_SYSNAME="sparc64_linuxXX"
734                         ;;
735                 i?86-*-linux*)
736                         AFS_SYSNAME="i386_linuxXX"
737                         ;;
738                 arm*-linux*)
739                         AFS_SYSNAME="arm_linuxXX"
740                         ;;
741                 parisc-*-linux-gnu|hppa-*-linux-gnu)
742                         AFS_SYSNAME="parisc_linuxXX"
743                         enable_pam="no"
744                         ;;
745                 power*-ibm-aix4.2*)
746                         AFS_SYSNAME="rs_aix42"
747                         enable_pam="no"
748                         ;;
749                 power*-ibm-aix4.3*)
750                         AFS_SYSNAME="rs_aix42"
751                         enable_pam="no"
752                         ;;
753                 power*-ibm-aix5.1*)
754                         AFS_SYSNAME="rs_aix51"
755                         enable_pam="no"
756                         ;;
757                 power*-ibm-aix5.2*)
758                         AFS_SYSNAME="rs_aix52"
759                         enable_pam="no"
760                         ;;
761                 power*-ibm-aix5.3*)
762                         AFS_SYSNAME="rs_aix53"
763                         enable_pam="no"
764                         ;;
765                 power*-ibm-aix6.1*)
766                         AFS_SYSNAME="rs_aix61"
767                         enable_pam="no"
768                         ;;
769                 x86_64-*-linux-gnu)
770                         AFS_SYSNAME="amd64_linuxXX"
771                         enable_pam="yes"
772                         ;;
773                 *)
774                         AC_MSG_ERROR(An AFS sysname is required)
775                         exit 1
776                         ;;
777         esac
778         case $AFS_SYSNAME in
779                 *_linux* | *_umlinux*)
780                         if test "x${AFS_SYSKVERS}" = "x"; then
781                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
782                         fi
783                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
784                         AFS_SYSNAME="$_AFS_SYSNAME"
785                         AC_TRY_KBUILD(
786                          [],
787                          [#ifndef CONFIG_USERMODE
788                           #error not UML
789                           #endif],
790                          ac_cv_linux_is_uml=yes,)
791                         if test "${ac_cv_linux_is_uml}" = yes; then
792                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
793                         fi
794                         AFS_SYSNAME="$_AFS_SYSNAME"
795                         ;;
796         esac
797         AC_MSG_RESULT($AFS_SYSNAME)
798 fi
799
800 case $AFS_SYSNAME in
801         *_darwin*)
802                 AC_CHECK_HEADERS(crt_externs.h)
803                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
804                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
805                 AC_SUBST(OSXSDK)
806                 ;;
807 esac
808
809 dnl Some hosts have a separate common param file they should include.  Figure
810 dnl out if we're on one of them now that we know the sysname.
811 case $AFS_SYSNAME in
812     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
813     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
814     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
815     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
816     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
817     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
818     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
819     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
820     *_nbsd70)   AFS_PARAM_COMMON=param.nbsd70.h  ;;
821     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
822     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
823     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
824     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
825     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
826     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
827     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
828     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
829     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
830     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
831     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
832     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
833     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
834     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
835     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
836     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
837     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
838     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
839     *_obsd49)   AFS_PARAM_COMMON=param.obsd49.h  ;;
840     *_obsd50)   AFS_PARAM_COMMON=param.obsd50.h  ;;
841     *_obsd51)   AFS_PARAM_COMMON=param.obsd51.h  ;;
842     *_obsd52)   AFS_PARAM_COMMON=param.obsd52.h  ;;
843     *_obsd53)   AFS_PARAM_COMMON=param.obsd53.h  ;;
844     *_obsd54)   AFS_PARAM_COMMON=param.obsd54.h  ;;
845     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
846     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
847     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
848 # Linux alpha adds an extra underscore for no good reason.
849     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
850     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
851     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
852     *_fbsd_*)   AFS_PARAM_COMMON=param.generic_fbsd.h ;;
853 esac
854
855 OPENAFS_OSCONF
856
857 case $AFS_SYSNAME in *_linux* | *_umlinux*)
858
859                 # Add (sub-) architecture-specific paths needed by conftests
860                 case $AFS_SYSNAME  in
861                         *_umlinux26)
862                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
863                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
864                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
865                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
866                 esac
867
868                 if test "x$enable_kernel_module" = "xyes"; then
869                  if test "x$enable_debug_kernel" = "xno"; then
870                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
871                  fi
872                  OPENAFS_GCC_SUPPORTS_MARCH
873                  AC_SUBST(P5PLUS_KOPTS)
874                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
875                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
876                  OPENAFS_GCC_SUPPORTS_NO_COMMON
877                  OPENAFS_GCC_SUPPORTS_PIPE
878                  AC_SUBST(LINUX_GCC_KOPTS)
879
880                  dnl Setup the kernel build environment
881                  LINUX_KBUILD_USES_EXTRA_CFLAGS
882                  LINUX_KERNEL_COMPILE_WORKS
883
884                  dnl Check for header files
885                  AC_CHECK_LINUX_HEADER([config.h])
886                  AC_CHECK_LINUX_HEADER([completion.h])
887                  AC_CHECK_LINUX_HEADER([exportfs.h])
888                  AC_CHECK_LINUX_HEADER([freezer.h])
889                  AC_CHECK_LINUX_HEADER([key-type.h])
890                  AC_CHECK_LINUX_HEADER([semaphore.h])
891                  AC_CHECK_LINUX_HEADER([seq_file.h])
892
893                  dnl Type existence checks
894                  AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
895                  AC_CHECK_LINUX_TYPE([kuid_t], [uidgid.h])
896
897                  dnl Check for structure elements
898                  AC_CHECK_LINUX_STRUCT([address_space_operations],
899                                        [write_begin], [fs.h])
900                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
901                                        [backing-dev.h])
902                  AC_CHECK_LINUX_STRUCT([cred], [session_keyring], [cred.h])
903                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
904                  AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
905                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
906                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
907                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
908                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
909                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
910                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
911                  AC_CHECK_LINUX_STRUCT([file_operations], [iterate], [fs.h])
912                  AC_CHECK_LINUX_STRUCT([file_operations], [read_iter], [fs.h])
913                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
914                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
915                  AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
916                  AC_CHECK_LINUX_STRUCT([key_type], [instantiate_prep], [key-type.h])
917                  AC_CHECK_LINUX_STRUCT([key_type], [match_preparse], [key-type.h])
918                  AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
919                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
920                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
921                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
922                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
923                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
924                                        [fs.h])
925                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
926                                        [fs.h])
927                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
928                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
929                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
930                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
931                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
932                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
933                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
934                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
935                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
936                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
937                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
938
939                  dnl Check for typed structure elements
940                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
941                                              [buf], [fs.h])
942
943                  dnl Function existence checks
944
945                  AC_CHECK_LINUX_FUNC([bdi_init],
946                                      [#include <linux/backing-dev.h>],
947                                      [bdi_init(NULL);])
948                  AC_CHECK_LINUX_FUNC([PageChecked],
949                                      [#include <linux/mm.h>
950 #include <linux/page-flags.h>],
951                                      [struct page *_page;
952                                       int bchecked = PageChecked(_page);])
953                  AC_CHECK_LINUX_FUNC([PageFsMisc],
954                                      [#include <linux/mm.h>
955 #include <linux/page-flags.h>],
956                                      [struct page *_page;
957                                       int bchecked = PageFsMisc(_page);])
958                  AC_CHECK_LINUX_FUNC([clear_inode],
959                                      [#include <linux/fs.h>],
960                                      [clear_inode(NULL);])
961                  AC_CHECK_LINUX_FUNC([current_kernel_time],
962                                      [#include <linux/time.h>],
963                                      [struct timespec s;
964                                       s = current_kernel_time();])
965                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
966                                      [#include <linux/fs.h>],
967                                      [d_alloc_anon(NULL);])
968                  AC_CHECK_LINUX_FUNC([d_count],
969                                      [#include <linux/dcache.h>],
970                                      [d_count(NULL);])
971                  AC_CHECK_LINUX_FUNC([d_make_root],
972                                      [#include <linux/fs.h>],
973                                      [d_make_root(NULL);])
974                  AC_CHECK_LINUX_FUNC([do_sync_read],
975                                      [#include <linux/fs.h>],
976                                      [do_sync_read(NULL, NULL, 0, NULL);])
977                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
978                                      [#include <linux/sched.h>],
979                                      [pid_t p; find_task_by_pid(p);])
980                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
981                                      [#include <linux/fs.h>],
982                                      [generic_file_aio_read(NULL,NULL,0,0);])
983                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
984                                      [#include <linux/pagemap.h>],
985                                      [grab_cache_page_write_begin(NULL, 0, 0);])
986                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
987                                      [#include <linux/list.h>],
988                                      [hlist_unhashed(0);])
989                  AC_CHECK_LINUX_FUNC([i_size_read],
990                                      [#include <linux/fs.h>],
991                                      [i_size_read(NULL);])
992                  AC_CHECK_LINUX_FUNC([inode_setattr],
993                                      [#include <linux/fs.h>],
994                                      [inode_setattr(NULL, NULL);])
995                  AC_CHECK_LINUX_FUNC([iter_file_splice_write],
996                                      [#include <linux/fs.h>],
997                                      [iter_file_splice_write(NULL,NULL,NULL,0,0);])
998                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
999                                      [#include <linux/net.h>],
1000                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
1001                  AC_CHECK_LINUX_FUNC([page_follow_link],
1002                                      [#include <linux/fs.h>],
1003                                      [page_follow_link(0,0);])
1004                  AC_CHECK_LINUX_FUNC([page_offset],
1005                                      [#include <linux/pagemap.h>],
1006                                      [page_offset(NULL);])
1007                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
1008                                      [#include <linux/pagevec.h>],
1009                                      [__pagevec_lru_add_file(NULL);])
1010                  AC_CHECK_LINUX_FUNC([path_lookup],
1011                                      [#include <linux/fs.h>
1012                                       #include <linux/namei.h>],
1013                                      [path_lookup(NULL, 0, NULL);])
1014                  AC_CHECK_LINUX_FUNC([proc_create],
1015                                      [#include <linux/proc_fs.h>],
1016                                      [proc_create(NULL, 0, NULL, NULL);])
1017                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
1018                                      [#include <linux/rcupdate.h>],
1019                                      [rcu_read_lock();])
1020                  AC_CHECK_LINUX_FUNC([set_nlink],
1021                                      [#include <linux/fs.h>],
1022                                      [set_nlink(NULL, 1);])
1023                  AC_CHECK_LINUX_FUNC([sock_create_kern],
1024                                      [#include <linux/net.h>],
1025                                      [sock_create_kern(0, 0, 0, NULL);])
1026                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
1027                                      [#include <linux/splice.h>],
1028                                      [splice_direct_to_actor(NULL,NULL,NULL);])
1029                  AC_CHECK_LINUX_FUNC([svc_addr_in],
1030                                      [#include <linux/sunrpc/svc.h>],
1031                                      [svc_addr_in(NULL);])
1032                  AC_CHECK_LINUX_FUNC([zero_user_segments],
1033                                      [#include <linux/highmem.h>],
1034                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
1035                  AC_CHECK_LINUX_FUNC([noop_fsync],
1036                                      [#include <linux/fs.h>],
1037                                      [void *address = &noop_fsync; printk("%p\n", address)];)
1038                  AC_CHECK_LINUX_FUNC([kthread_run],
1039                                      [#include <linux/kernel.h>
1040                                       #include <linux/kthread.h>],
1041                                      [kthread_run(NULL, NULL, "test");])
1042
1043                  dnl Consequences - things which get set as a result of the
1044                  dnl                above tests
1045                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1046                        [AC_DEFINE([AFS_NONFSTRANS], 1,
1047                                   [define to disable the nfs translator])])
1048
1049                  dnl Assorted more complex tests
1050                  LINUX_AIO_NONVECTOR
1051                  LINUX_EXPORTS_PROC_ROOT_FS
1052                  LINUX_KMEM_CACHE_INIT
1053                  LINUX_HAVE_KMEM_CACHE_T
1054                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1055                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1056                  LINUX_D_PATH_TAKES_STRUCT_PATH
1057                  LINUX_NEW_EXPORT_OPS
1058                  LINUX_INODE_SETATTR_RETURN_TYPE
1059                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1060                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1061                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1062                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1063                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1064                  LINUX_DOP_D_DELETE_TAKES_CONST
1065                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1066                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1067                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
1068                  LINUX_FOP_F_FSYNC_TAKES_RANGE
1069                  LINUX_AOP_WRITEBACK_CONTROL
1070                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
1071                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1072                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1073                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1074                  LINUX_KERNEL_SOCK_CREATE
1075                  LINUX_EXPORTS_KEY_TYPE_KEYRING
1076                  LINUX_NEED_RHCONFIG
1077                  LINUX_RECALC_SIGPENDING_ARG_TYPE
1078                  LINUX_EXPORTS_TASKLIST_LOCK
1079                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1080                  LINUX_STATFS_TAKES_DENTRY
1081                  LINUX_REFRIGERATOR
1082                  LINUX_HAVE_TRY_TO_FREEZE
1083                  LINUX_LINUX_KEYRING_SUPPORT
1084                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1085                  LINUX_KEY_ALLOC_NEEDS_CRED
1086                  LINUX_INIT_WORK_HAS_DATA
1087                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1088                  LINUX_HAVE_DCACHE_LOCK
1089                  LINUX_D_COUNT_IS_INT
1090                  LINUX_IOP_MKDIR_TAKES_UMODE_T
1091                  LINUX_IOP_CREATE_TAKES_UMODE_T
1092                  LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1093                  LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1094                  LINUX_DENTRY_OPEN_TAKES_PATH
1095                  LINUX_D_ALIAS_IS_HLIST
1096                  LINUX_HLIST_ITERATOR_NO_NODE
1097                  LINUX_IOP_I_CREATE_TAKES_BOOL
1098                  LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1099                  LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1100                  LINUX_D_INVALIDATE_IS_VOID
1101
1102                  dnl If we are guaranteed that keyrings will work - that is
1103                  dnl  a) The kernel has keyrings enabled
1104                  dnl  b) The code is new enough to give us a key_type_keyring
1105                  dnl then we just disable syscall probing unless we've been
1106                  dnl told otherwise
1107
1108                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1109                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1110                           [enable_linux_syscall_probing="no"],
1111                           [enable_linux_syscall_probing="yes"])
1112                  ])
1113
1114                  dnl Syscall probing needs a few tests of its own, and just
1115                  dnl won't work if the kernel doesn't export init_mm
1116                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1117                    LINUX_EXPORTS_INIT_MM
1118                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1119                      AC_MSG_ERROR(
1120                        [Can't do syscall probing without exported init_mm])
1121                    ])
1122                    LINUX_EXPORTS_SYS_CHDIR
1123                    LINUX_EXPORTS_SYS_OPEN
1124                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1125                              [define to enable syscall table probes])
1126                  ])
1127
1128                  dnl Packaging and SMP build
1129                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
1130                    LINUX_WHICH_MODULES
1131                  else
1132                    AC_SUBST(MPS,'SP')
1133                  fi
1134
1135                  dnl Syscall probing
1136                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1137                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1138                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1139                    ])
1140                    ac_cv_linux_exports_sys_call_table=no
1141                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1142                      ac_cv_linux_exports_ia32_sys_call_table=yes
1143                    fi
1144                  else
1145                    LINUX_EXPORTS_KALLSYMS_ADDRESS
1146                    LINUX_EXPORTS_KALLSYMS_SYMBOL
1147                    LINUX_EXPORTS_SYS_CALL_TABLE
1148                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1149                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1150                          linux_syscall_method=none
1151                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1152                             linux_syscall_method=scan
1153                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1154                                linux_syscall_method=scan_with_kallsyms_address
1155                             fi
1156                          fi
1157                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1158                             linux_syscall_method=kallsyms_symbol
1159                          fi
1160                          if test "x$linux_syscall_method" = "xnone"; then
1161                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1162                             linux_syscall_method=scan
1163                          fi
1164                    fi
1165                  fi
1166                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1167                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1168                  fi
1169                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1170                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1171                  fi
1172                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1173                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1174                  else
1175                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1176                  fi
1177                 :
1178                 fi
1179 dnl Linux-only, but just enable always.
1180                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1181 esac
1182
1183 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1184     [ac_cv_sync_fetch_and_add],
1185     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1186                     [ac_cv_sync_fetch_and_add=yes],
1187                     [ac_cv_sync_fetch_and_add=no])
1188 ])
1189 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1190       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1191                 [define if your C compiler has __sync_add_and_fetch])])
1192
1193 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1194     [ac_cv_sockaddr_len],
1195     [AC_TRY_COMPILE( [#include <sys/types.h>
1196 #include <sys/socket.h>],
1197                      [struct sockaddr *a; a->sa_len=0;],
1198                      [ac_cv_sockaddr_len=yes],
1199                      [ac_cv_sockaddr_len=no])
1200 ])
1201 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1202       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1203                  [define if you struct sockaddr sa_len])])
1204
1205 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1206         echo Skipping library tests because they confuse Irix.
1207 else
1208   AC_SEARCH_LIBS([socket], [socket inet])
1209   AC_SEARCH_LIBS([connect], [nsl])
1210   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1211
1212   dnl darwin wants it, aix hates it
1213   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1214   AC_TRY_COMPILE([
1215   #include <stdlib.h>
1216   #include <stdio.h>
1217   #include <sys/types.h>
1218   #include <sys/socket.h>
1219   #include <netinet/in.h>
1220   #include <arpa/inet.h>
1221   #include <arpa/nameser.h>
1222   #include <arpa/nameser_compat.h>
1223   #include <resolv.h>
1224   ], [static int i; i = 0;],
1225   [AC_MSG_RESULT(yes)
1226    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1227   [AC_MSG_RESULT(no)
1228    ])
1229
1230   openafs_save_libs="$LIBS"
1231   AC_MSG_CHECKING([for res_search])
1232   AC_FUNC_RES_SEARCH
1233
1234   if test "$ac_cv_func_res_search" = no; then
1235       for lib in dns nsl resolv; do
1236         if test "$ac_cv_func_res_search" != yes; then
1237           LIBS="-l$lib $LIBS"
1238           AC_FUNC_RES_SEARCH
1239           LIBS="$openafs_save_libs"
1240         fi
1241       done    
1242       if test "$ac_cv_func_res_search" = yes; then
1243         LIB_AFSDB="-l$lib"
1244         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1245         AC_MSG_RESULT([yes, in lib$lib])
1246       else
1247         AC_MSG_RESULT(no)
1248       fi
1249   else
1250     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1251     AC_MSG_RESULT(yes)
1252   fi
1253   
1254 fi
1255 XLIBS="$LIB_AFSDB $XLIBS"
1256
1257 AC_CHECK_RESOLV_RETRANS
1258
1259 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1260     [ac_cv_setsockopt_iprecverr],
1261     [AC_TRY_COMPILE( [
1262 #include <sys/types.h>
1263 #include <sys/socket.h>
1264 #include <netinet/in.h>],
1265 [int on=1;
1266 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1267         [ac_cv_setsockopt_iprecverr=yes],
1268         [ac_cv_setsockopt_iprecverr=no])])
1269
1270 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1271       [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1272                  [define if we can receive socket errors via IP_RECVERR])])
1273
1274 PTHREAD_LIBS=error
1275 if test "x$MKAFS_OSTYPE" = OBSD; then
1276         PTHREAD_LIBS="-pthread"
1277 fi
1278 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1279         PTHREAD_LIBS="-pthread"
1280 fi
1281 if test "x$PTHREAD_LIBS" = xerror; then
1282         AC_CHECK_LIB(pthread, pthread_attr_init,
1283                 PTHREAD_LIBS="-lpthread")
1284 fi
1285 if test "x$PTHREAD_LIBS" = xerror; then
1286         AC_CHECK_LIB(pthreads, pthread_attr_init,
1287                 PTHREAD_LIBS="-lpthreads")
1288 fi
1289 if test "x$PTHREAD_LIBS" = xerror; then
1290         AC_CHECK_LIB(c_r, pthread_attr_init,
1291                 PTHREAD_LIBS="-lc_r")
1292 fi
1293 if test "x$PTHREAD_LIBS" = xerror; then
1294         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1295 fi
1296 if test "x$PTHREAD_LIBS" = xerror; then
1297         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1298         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1299                 PTHREAD_LIBS="-lpthread")
1300 fi
1301 if test "x$PTHREAD_LIBS" = xerror; then
1302         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1303 fi
1304 AC_SUBST(PTHREAD_LIBS)
1305
1306 HOST_CPU="$host_cpu"
1307
1308 if test "x$with_bsd_kernel_headers" != "x"; then
1309         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1310 else
1311         BSD_KERNEL_PATH="/usr/src/sys"
1312 fi
1313
1314 if test "x$with_bsd_kernel_build" != "x"; then
1315         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1316 else
1317         case $AFS_SYSNAME in
1318                 *_fbsd_*)
1319                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1320                         ;;
1321                 *_nbsd*)
1322                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1323         esac
1324 fi
1325
1326 # Fast restart
1327 if test "$enable_supergroups" = "yes"; then
1328         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1329 fi
1330
1331 if test "$enable_bitmap_later" = "yes"; then
1332         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1333 fi
1334
1335 if test "$enable_unix_sockets" = "yes"; then
1336         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1337         USE_UNIX_SOCKETS="yes"
1338 else
1339         USE_UNIX_SOCKETS="no"
1340 fi
1341 AC_SUBST(USE_UNIX_SOCKETS)
1342
1343 if test "$enable_namei_fileserver" = "yes"; then
1344         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1345         VFSCK=""
1346 else
1347         if test "$enable_namei_fileserver" = "default"; then
1348                 case $host in
1349                         *-solaris2.10*)
1350                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1351                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1352                                 VFSCK=""
1353                                 ;;
1354                         *-solaris2.11*)
1355                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1356                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1357                                 VFSCK=""
1358                                 ;;
1359                         *)
1360                                 VFSCK="vfsck"
1361                                 ;;
1362                 esac
1363         else
1364                 VFSCK="vfsck"
1365         fi
1366 fi
1367
1368 dnl check for tivoli
1369 AC_MSG_CHECKING(for tivoli tsm butc support)
1370 XBSA_CFLAGS=""
1371 if test "$enable_tivoli_tsm" = "yes"; then
1372         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1373         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1374         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1375         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1376
1377         if test -r "$XBSADIR3/dsmapifp.h"; then
1378                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1379                 XBSA_XLIBS="-ldl"
1380                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1381         elif test -r "$XBSADIR4/dsmapifp.h"; then
1382                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1383                 XBSA_XLIBS="-ldl"
1384                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1385         elif test -r "$XBSADIR1/xbsa.h"; then
1386                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1387                 XBSA_XLIBS=""
1388                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1389         elif test -r "$XBSADIR2/xbsa.h"; then
1390                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1391                 XBSA_XLIBS=""
1392                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1393         else
1394                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1395         fi
1396 else
1397         AC_MSG_RESULT([no])
1398 fi
1399 AC_SUBST(XBSA_CFLAGS)
1400 AC_SUBST(XBSA_XLIBS) 
1401
1402 dnl checks for header files.
1403 AC_HEADER_STDC
1404 AC_HEADER_SYS_WAIT
1405 AC_HEADER_DIRENT
1406 AC_CHECK_HEADERS([ \
1407                    arpa/inet.h \
1408                    arpa/nameser.h \
1409                    curses.h\
1410                    direct.h \
1411                    errno.h \
1412                    fcntl.h \
1413                    grp.h \
1414                    math.h \
1415                    mntent.h \
1416                    ncurses.h \
1417                    ncurses/ncurses.h \
1418                    netdb.h \
1419                    netinet/in.h \
1420                    pthread_np.h \
1421                    pwd.h \
1422                    regex.h \
1423                    security/pam_appl.h \
1424                    signal.h \
1425                    stdint.h \
1426                    stdio_ext.h \
1427                    stdlib.h \
1428                    string.h \
1429                    strings.h \
1430                    sys/bitypes.h \
1431                    sys/bswap.h \
1432                    sys/dk.h \
1433                    sys/fcntl.h \
1434                    sys/file.h \
1435                    sys/fs_types.h \
1436                    sys/fstyp.h \
1437                    sys/ioctl.h \
1438                    sys/ipc.h \
1439                    sys/lockf.h \
1440                    sys/map.h \
1441                    sys/mount.h \
1442                    sys/mntent.h \
1443                    sys/mnttab.h \
1444                    sys/pag.h \
1445                    sys/param.h \
1446                    sys/resource.h \
1447                    sys/select.h \
1448                    sys/statfs.h \
1449                    sys/statvfs.h \
1450                    sys/socket.h \
1451                    sys/sysctl.h \
1452                    sys/time.h \
1453                    sys/types.h \
1454                    sys/uio.h \
1455                    sys/un.h \
1456                    sys/vfs.h \
1457                    syslog.h \
1458                    termios.h \
1459                    time.h \
1460                    ucontext.h \
1461                    unistd.h \
1462                    windows.h \
1463                 ])
1464
1465 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1466 #ifdef HAVE_NETINET_IN_H
1467 # include <netinet/in.h>
1468 #endif])
1469
1470 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1471 #ifdef HAVE_SYS_SOCKET_H
1472 # include <sys/socket.h>
1473 #endif])
1474
1475 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1476 #ifdef HAVE_SYS_SOCKET_H
1477 # include <sys/socket.h>
1478 #endif
1479 #ifdef HAVE_NETINET_IN_H
1480 # include <netinet/in.h>
1481 #endif
1482 #ifdef HAVE_NET_IF_H
1483 # include <net/if.h>
1484 #endif])
1485
1486 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1487 #ifdef HAVE_SECURITY_PAM_APPL_H
1488 # include <security/pam_appl.h>
1489 #endif])
1490
1491 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1492
1493 AC_CHECK_TYPES([fsblkcnt_t],,,[
1494 #include <sys/types.h>
1495 #ifdef HAVE_SYS_BITYPES_H
1496 #include <sys/bitypes.h>
1497 #endif
1498 #ifdef HAVE_SYS_STATFS_H
1499 #include <sys/statfs.h>
1500 #endif
1501 #ifdef HAVE_SYS_STATVFS_H
1502 #include <sys/statvfs.h>
1503 #endif
1504 ])
1505
1506 dnl see what struct stat has for timestamps
1507 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1508
1509 dnl check for curses-lib
1510 AS_IF([test "x$enable_gtx" != "xno"],
1511       [save_LIBS=$LIBS
1512       AC_CHECK_LIB( [ncurses], [setupterm],
1513       [LIB_curses=-lncurses],
1514         [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1515           [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])])
1516       ])
1517       LIBS=$save_LIBS
1518       AC_SUBST(LIB_curses)])
1519         
1520 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1521
1522 if test "$enable_debug_locks" = yes; then
1523         AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1524 fi
1525
1526 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1527         HAVE_PAM="YES"
1528 else
1529         HAVE_PAM="no"
1530 fi
1531 AC_SUBST(HAVE_PAM)
1532
1533 if test "$enable_login" = yes; then
1534         BUILD_LOGIN="yes"
1535 else
1536         BUILD_LOGIN="no"
1537 fi
1538 AC_SUBST(BUILD_LOGIN)
1539
1540 if test "$enable_kauth" = yes; then
1541         INSTALL_KAUTH="yes"
1542 else
1543         INSTALL_KAUTH="no"
1544 fi
1545 AC_SUBST(INSTALL_KAUTH)
1546
1547 AC_CHECK_FUNCS([ \
1548         arc4random \
1549         fcntl \
1550         fseeko64 \
1551         ftello64 \
1552         getcwd \
1553         getegid \
1554         geteuid \
1555         getgid \
1556         getuid \
1557         getrlimit \
1558         issetugid \
1559         mkstemp \
1560         poll \
1561         pread \
1562         preadv \
1563         preadv64 \
1564         pwrite \
1565         pwritev \
1566         pwritev64 \
1567         regcomp \
1568         regerror \
1569         regexec \
1570         setitimer \
1571         setvbuf \
1572         sigaction \
1573         strcasestr \
1574         strerror \
1575         sysconf \
1576         sysctl \
1577         tdestroy \
1578         timegm \
1579 ])
1580
1581 OPENAFS_ROKEN()
1582 OPENAFS_HCRYPTO()
1583 OPENAFS_C_ATTRIBUTE()
1584
1585 dnl Functions that Heimdal's libroken provides, but that we
1586 dnl haven't found a need for yet, and so haven't imported
1587 AC_CHECK_FUNCS([ \
1588         chown \
1589         fchown \
1590         gethostname \
1591         lstat \
1592         inet_aton \
1593         putenv \
1594         readv \
1595         setenv \
1596         strdup \
1597         strftime \
1598         strndup \
1599         strsep \
1600         unsetenv \
1601 ])
1602
1603 dnl Functions that are in objects that we always build from libroken
1604 AC_CHECK_FUNCS([ \
1605         asprintf \
1606         asnprintf \
1607         vasprintf \
1608         vasnprintf \
1609         vsnprintf \
1610         snprintf \
1611 ])
1612
1613 dnl Functions that we're going to try and get from libroken
1614 AC_REPLACE_FUNCS([ \
1615         daemon \
1616         ecalloc \
1617         emalloc \
1618         erealloc \
1619         err \
1620         errx \
1621         flock \
1622         freeaddrinfo \
1623         gai_strerror \
1624         getaddrinfo \
1625         getdtablesize \
1626         getnameinfo \
1627         getopt \
1628         getprogname \
1629         gettimeofday \
1630         inet_ntop \
1631         inet_pton \
1632         localtime_r \
1633         mkstemp \
1634         setenv \
1635         setprogname \
1636         strcasecmp \
1637         strlcat \
1638         strnlen \
1639         strlcpy \
1640         strsep \
1641         tdelete \
1642         tfind \
1643         tsearch \
1644         twalk \
1645         unsetenv \
1646         verr \
1647         verrx \
1648         vsyslog \
1649         vwarn \
1650         vwarnx \
1651         warn \
1652         warnx \
1653 ])
1654
1655 dnl Headers that we're going to try and get from libroken
1656 AC_CHECK_HEADERS([ \
1657         err.h \
1658         search.h \
1659 ])
1660
1661 AC_CHECK_DECLS([h_errno], [], [], [
1662 #include <sys/types.h>
1663 #ifdef HAVE_NETDB_H
1664 #include <netdb.h>
1665 #endif
1666 ])
1667
1668 AC_HEADER_TIME
1669
1670 ROKEN_HEADERS=
1671 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1672       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1673       [])
1674 AC_SUBST(ROKEN_HEADERS)
1675
1676 dnl Stuff that's harder ...
1677 AC_MSG_CHECKING([for bswap16])
1678 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1679 #ifdef HAVE_SYS_TYPES_H
1680 #include <sys/types.h>
1681 #endif
1682 #ifdef HAVE_SYS_BSWAP_H
1683 #include <sys/bswap.h>
1684 #endif
1685 ],
1686 [short a, b; b = bswap16(a); ])],
1687 [AC_MSG_RESULT(yes)
1688  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1689 ],
1690 [AC_MSG_RESULT(no)])
1691
1692 AC_MSG_CHECKING([for bswap32])
1693 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1694 #include <sys/types.h>
1695 #endif
1696 #ifdef HAVE_SYS_BSWAP_H
1697 #include <sys/bswap.h>
1698 #endif
1699 ],
1700 [int a, b; b = bswap32(a); ])],
1701 [AC_MSG_RESULT(yes)
1702  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1703 ],
1704 [AC_MSG_RESULT(no)])
1705
1706 case $AFS_SYSNAME in
1707 *hp_ux* | *hpux*)
1708    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1709    ;;
1710 *)
1711    AC_MSG_CHECKING([for positional I/O])
1712    if test "$ac_cv_func_pread" = "yes" && \
1713            test "$ac_cv_func_pwrite" = "yes"; then
1714       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1715       AC_MSG_RESULT(yes)
1716    else
1717      AC_MSG_RESULT(no)
1718    fi
1719    AC_MSG_CHECKING([for vectored positional I/O])
1720    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1721                "$ac_cv_func_pwritev" = "yes" -a \
1722                "$ac_cv_func_preadv64" = "yes" -a \
1723                "$ac_cv_func_pwritev64" = "yes"],
1724          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1725           AC_MSG_RESULT(yes)],
1726          [AC_MSG_RESULT(no)])
1727    ;;
1728 esac
1729
1730 AC_MSG_CHECKING([for POSIX regex library])
1731 if test "$ac_cv_header_regex_h" = "yes" && \
1732         test "$ac_cv_func_regcomp" = "yes" && \
1733         test "$ac_cv_func_regexec" = "yes" && \
1734         test "$ac_cv_func_regerror" = "yes"; then
1735     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1736     AC_MSG_RESULT(yes)
1737 else
1738     AC_MSG_RESULT(no)
1739 fi
1740
1741 dnl Look for "non-portable" pthreads functions.
1742 save_LIBS="$LIBS"
1743 LIBS="$LIBS $PTHREAD_LIBS"
1744 AC_CHECK_FUNCS([ \
1745         pthread_set_name_np \
1746         pthread_setname_np \
1747 ])
1748
1749 dnl Sadly, there are three different versions of pthread_setname_np.
1750 dnl Try to cater for all of them.
1751 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1752     AC_MSG_CHECKING([for signature of pthread_setname_np])
1753     AC_TRY_COMPILE([
1754 #include <pthread.h>
1755 #ifdef HAVE_PTHREAD_NP_H
1756 #include <pthread_np.h>
1757 #endif
1758 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1759         AC_MSG_RESULT([three arguments])
1760         pthread_setname_np_args=3], [
1761         AC_TRY_COMPILE([
1762 #include <pthread.h>
1763 #ifdef HAVE_PTHREAD_NP_H
1764 #include <pthread_np.h>
1765 #endif
1766 ], [pthread_setname_np(pthread_self(), "test")], [
1767             AC_MSG_RESULT([two arguments])
1768             pthread_setname_np_args=2], [
1769             AC_TRY_COMPILE([
1770 #include <pthread.h>
1771 #ifdef HAVE_PTHREAD_NP_H
1772 #include <pthread_np.h>
1773 #endif
1774 ], [pthread_setname_np("test")], [
1775                 AC_MSG_RESULT([one argument])
1776                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1777 ])
1778 ])
1779 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1780 fi
1781 LIBS="$save_LIBS"
1782
1783 openafs_cv_saved_CFLAGS="$CFLAGS"
1784 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1785
1786 AC_TYPE_SIGNAL
1787 OPENAFS_RETSIGTYPE
1788 AC_CHECK_SIZEOF(void *)
1789 AC_CHECK_SIZEOF(unsigned long long)
1790 AC_CHECK_SIZEOF(unsigned long)
1791 AC_CHECK_SIZEOF(unsigned int)
1792 AC_TYPE_INTPTR_T
1793 AC_TYPE_UINTPTR_T
1794 AC_TYPE_SSIZE_T
1795 AC_CHECK_TYPE([sig_atomic_t],[],
1796     [AC_DEFINE([sig_atomic_t], [int],
1797         [Define to int if <signal.h> does not define.])],
1798 [#include <sys/types.h>
1799 #include <signal.h>])
1800 AC_CHECK_TYPE([socklen_t],[],
1801     [AC_DEFINE([socklen_t], [int],
1802         [Define to int if <sys/socket.h> does not define.])],
1803 [#include <sys/types.h>
1804 #include <sys/socket.h>])
1805 AC_CHECK_TYPES(off64_t)
1806 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1807 AC_CHECK_TYPES([struct winsize], [], [], [
1808 #ifdef HAVE_TERMIOS_H
1809 # include <termios.h>
1810 #else
1811 # include <sys/termios.h>
1812 #endif
1813 #include <sys/ioctl.h>])
1814 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1815                 struct sockaddr_storage],
1816                [], [], [
1817 #include <sys/types.h>
1818 #include <sys/socket.h>
1819 ])
1820 AC_CHECK_TYPES([sa_family_t], [], [], [
1821 #include <sys/types.h>
1822 #include <sys/socket.h>
1823 ])
1824 AC_CHECK_TYPES([struct addrinfo], [], [], [
1825 #include <sys/types.h>
1826 #ifdef HAVE_NETDB_H
1827 #include <netdb.h>
1828 #endif
1829 ])
1830 AC_CHECK_TYPES([long long], [], [], [])
1831
1832 AC_SIZEOF_TYPE(long)
1833
1834 CFLAGS="$openafs_cv_saved_CFLAGS"
1835
1836 RRA_HEADER_PAM_CONST
1837
1838
1839 dnl Directory PATH handling
1840 if test "x$enable_transarc_paths" = "xyes"  ; then 
1841     afsconfdir=${afsconfdir=/usr/afs/etc}
1842     viceetcdir=${viceetcdir=/usr/vice/etc}
1843     afskerneldir=${afskerneldir=${viceetcdir}}
1844     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1845     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1846     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1847     afsdbdir=${afsdbdir=/usr/afs/db}
1848     afslogsdir=${afslogsdir=/usr/afs/logs}
1849     afslocaldir=${afslocaldir=/usr/afs/local}
1850     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1851     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1852     afsdatadir=${afsdatadir=/usr/vice/etc}
1853 else 
1854     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1855     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1856     afskerneldir=${afskerneldir='${libdir}/openafs'}
1857     afssrvbindir=${afssrvbindir='${bindir}'}
1858     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1859     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1860     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1861     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1862     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1863     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1864     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1865     afsdatadir=${afsdatadir='${datadir}/openafs'}
1866 fi
1867 AC_SUBST(afsconfdir)
1868 AC_SUBST(viceetcdir)
1869 AC_SUBST(afskerneldir)
1870 AC_SUBST(afssrvbindir)
1871 AC_SUBST(afssrvsbindir)
1872 AC_SUBST(afssrvlibexecdir)
1873 AC_SUBST(afsdbdir)
1874 AC_SUBST(afslogsdir)
1875 AC_SUBST(afslocaldir)
1876 AC_SUBST(afsbackupdir)
1877 AC_SUBST(afsbosconfigdir)
1878 AC_SUBST(afsdatadir)
1879
1880 if test "x$enable_kernel_module" = "xyes"; then
1881 ENABLE_KERNEL_MODULE=libafs
1882 fi
1883
1884 if test "x$enable_pthreaded_ubik" = "xyes"; then
1885 ENABLE_PTHREADED_UBIK=yes
1886 fi
1887
1888 AC_SUBST(VFSCK)
1889 AC_SUBST(AFS_SYSNAME)
1890 AC_SUBST(AFS_PARAM_COMMON)
1891 AC_SUBST(ENABLE_KERNEL_MODULE)
1892 AC_SUBST(ENABLE_PTHREADED_UBIK)
1893 AC_SUBST(LIB_AFSDB)
1894 AC_SUBST(LINUX_KERNEL_PATH)
1895 AC_SUBST(LINUX_KERNEL_BUILD)
1896 AC_SUBST(HOST_CPU)
1897 AC_SUBST(BSD_KERNEL_PATH)
1898 AC_SUBST(BSD_KERNEL_BUILD)
1899 AC_SUBST(LINUX_VERSION)
1900 AC_SUBST(MKAFS_OSTYPE)
1901 AC_SUBST(TOP_OBJDIR)
1902 AC_SUBST(TOP_SRCDIR)
1903 AC_SUBST(TOP_INCDIR)
1904 AC_SUBST(TOP_LIBDIR)
1905 AC_SUBST(DEST)
1906 AC_SUBST(DARWIN_INFOFILE)
1907 AC_SUBST(IRIX_BUILD_IP35)
1908 AC_SUBST(HTML_XSL)
1909 AC_SUBST(XSLTPROC)
1910 AC_SUBST(DOCBOOK2PDF)
1911 AC_SUBST(DOCBOOK_STYLESHEETS)
1912
1913 OPENAFS_FUSE
1914 OPENAFS_SWIG
1915
1916 TOP_SRCDIR="${srcdir}/src"
1917 dnl
1918 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1919 dnl
1920 case $TOP_SRCDIR in
1921         /*)
1922                 ;;
1923         *)
1924                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1925                 ;;
1926 esac
1927
1928 TOP_OBJDIR="${SRCDIR_PARENT}"
1929 TOP_INCDIR="${SRCDIR_PARENT}/include"
1930 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1931 if test "${DEST}x" = "x"; then
1932         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1933 fi
1934
1935 if test "x$with_crosstools_dir" != "x"; then
1936         if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
1937                 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
1938                 CONFIGTOOL_PATH=$with_crosstools_dir/config
1939                 RXGEN_PATH=$with_crosstools_dir/rxgen
1940         else
1941                 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
1942                 exit 1
1943         fi
1944 else
1945         COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
1946         CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
1947         RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
1948 fi
1949 AC_SUBST(COMPILE_ET_PATH)
1950 AC_SUBST(CONFIGTOOL_PATH)
1951 AC_SUBST(RXGEN_PATH)
1952
1953 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1954 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1955 AC_SUBST(HELPER_SPLINT)
1956 AC_SUBST(HELPER_SPLINTCFG)
1957
1958 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1959
1960 dnl Check to see if crypt lives in a different library
1961 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1962 AC_SUBST(LIB_crypt)
1963
1964 dnl Check to see if the compiler support labels in structs
1965 AC_MSG_CHECKING(for label support in structs)
1966 AC_TRY_COMPILE([], [
1967 extern void osi_UFSOpen(void);
1968 struct labeltest {
1969    void (*open) (void);
1970 };
1971 struct labeltest struct_labeltest = {
1972    .open       = osi_UFSOpen,
1973 }
1974 ],
1975 [AC_MSG_RESULT(yes)
1976  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1977 ],
1978 [AC_MSG_RESULT(no)
1979 ])
1980
1981 AC_MSG_CHECKING([checking for dirfd])
1982 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1983 #ifdef HAVE_DIRENT_H
1984 #include <dirent.h>
1985 #endif
1986 ]],
1987         [[DIR *d = 0; dirfd(d);]])],
1988         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1989 if test "$ac_rk_have_dirfd" = "yes" ; then
1990         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1991 fi
1992 AC_MSG_RESULT($ac_rk_have_dirfd)
1993
1994 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1995 #ifdef HAVE_DIRENT_H
1996 #include <dirent.h>
1997 #endif])
1998
1999 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
2000 [#ifdef HAVE_SYS_RESOURCE_H
2001 #include <sys/resource.h>
2002 #endif])
2003
2004 dnl Check for UUID library
2005 AC_CHECK_HEADERS([uuid/uuid.h])
2006 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2007 AC_CHECK_FUNCS([uuid_generate])
2008 ])
2009
2010