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