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