Install afszcm.cat for i386_fbsd make dest
[openafs.git] / acinclude.m4
1 dnl This file contains the common configuration code which would
2 dnl otherwise be duplicated between configure and configure-libafs.
3 dnl
4 dnl NB: Because this code is a macro, references to positional shell
5 dnl parameters must be done like $[]1 instead of $1
6
7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
8 AH_BOTTOM([
9 #undef HAVE_RES_SEARCH
10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
12 # if ENDIANESS_IN_SYS_PARAM_H
13 #  ifndef KERNEL
14 #   include <sys/types.h>
15 #   include <sys/param.h>
16 #   if BYTE_ORDER == BIG_ENDIAN
17 #   define WORDS_BIGENDIAN 1
18 #   endif
19 #  else
20 #   if defined(AUTOCONF_FOUND_BIGENDIAN)
21 #    define WORDS_BIGENDIAN 1
22 #   else
23 #    undef WORDS_BIGENDIAN
24 #   endif
25 #  endif
26 # else
27 #  if defined(AUTOCONF_FOUND_BIGENDIAN)
28 #   define WORDS_BIGENDIAN 1
29 #  else
30 #   undef WORDS_BIGENDIAN
31 #  endif
32 # endif
33 #else
34 # if defined(__BIG_ENDIAN__)
35 #  define WORDS_BIGENDIAN 1
36 # else
37 #  undef WORDS_BIGENDIAN
38 # endif
39 #endif
40 #ifdef UKERNEL
41 /*
42  * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
43  * play nice with some other interfaces like FUSE. We technically only would
44  * need to define this when building for such interfaces, but set it always to
45  * try and reduce potential confusion. 
46  */
47 #define _FILE_OFFSET_BITS 64
48 #define AFS_CACHE_VNODE_PATH
49 #endif
50
51 #undef AFS_NAMEI_ENV
52 #undef BITMAP_LATER
53 #undef FAST_RESTART
54 #undef DEFINED_FOR_EACH_PROCESS
55 #undef DEFINED_PREV_TASK
56 #undef EXPORTED_SYS_CALL_TABLE
57 #undef EXPORTED_IA32_SYS_CALL_TABLE
58 #undef IRIX_HAS_MEM_FUNCS
59 #undef RECALC_SIGPENDING_TAKES_VOID
60 #undef STRUCT_FS_HAS_FS_ROLLED
61 #undef ssize_t
62 /* glue for RedHat kernel bug */
63 #undef ENABLE_REDHAT_BUILDSYS
64 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
65 #include "redhat-fix.h"
66 #endif])
67
68 AC_CANONICAL_HOST
69 SRCDIR_PARENT=`pwd`
70
71 #BOZO_SAVE_CORES pam
72
73 dnl System identity.
74 AC_ARG_WITH([afs-sysname],
75     [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])])
76
77 dnl General feature options.
78 AC_ARG_ENABLE([pam],
79     [AS_HELP_STRING([--disable-pam], [disable PAM support])],
80     ,
81     [enable_pam="yes"])
82 AC_ARG_ENABLE([namei-fileserver],
83     [AS_HELP_STRING([--enable-namei-fileserver],
84         [force compilation of namei fileserver in preference to inode
85          fileserver])],
86     , 
87     [enable_namei_fileserver="default"])
88 AC_ARG_ENABLE([supergroups],
89     [AS_HELP_STRING([--enable-supergroups],
90         [enable support for nested pts groups])],
91     , 
92     [enable_supergroups="no"])
93 AC_ARG_ENABLE([bitmap-later],
94     [AS_HELP_STRING([--enable-bitmap-later],
95         [enable fast startup of file server by not reading bitmap till
96          needed])],
97     , 
98     [enable_bitmap_later="no"])
99 AC_ARG_ENABLE([unix-sockets],
100     [AS_HELP_STRING([--disable-unix-sockets],
101         [disable use of unix domain sockets for fssync (defaults to enabled)])],
102     ,
103     [enable_unix_sockets="yes"])
104 AC_ARG_ENABLE([tivoli-tsm],
105     [AS_HELP_STRING([--enable-tivoli-tsm],
106         [enable use of the Tivoli TSM API libraries for butc support])],
107     , 
108     [enable_tivoli_tsm="no"])
109 AC_ARG_ENABLE([pthreaded-ubik],
110     [AS_HELP_STRING([--enable-pthreaded-ubik],
111         [enable installation of pthreaded ubik applications (defaults to
112          disabled)])],
113     ,
114     [enable_pthreaded_ubik="no"])
115
116 dnl Kernel module build options.
117 AC_ARG_WITH([linux-kernel-headers],
118     [AS_HELP_STRING([--with-linux-kernel-headers=path],
119         [use the kernel headers found at path (optional, defaults to
120          /usr/src/linux-2.4, then /usr/src/linux)])])
121 AC_ARG_WITH([linux-kernel-build],
122     [AS_HELP_STRING([--with-linux-kernel-build=path],
123         [use the kernel build found at path(optional, defaults to 
124         /usr/src/linux-2.4, then /usr/src/linux)])])
125 AC_ARG_WITH([bsd-kernel-headers],
126     [AS_HELP_STRING([--with-bsd-kernel-headers=path],
127         [use the kernel headers found at path (optional, defaults to
128          /usr/src/sys)])])
129 AC_ARG_WITH([bsd-kernel-build],
130     [AS_HELP_STRING([--with-bsd-kernel-build=path], 
131         [use the kernel build found at path (optional, defaults to
132          KSRC/i386/compile/GENERIC)])])
133 AC_ARG_WITH([linux-kernel-packaging],
134     [AS_HELP_STRING([--with-linux-kernel-packaging],
135         [use standard naming conventions to aid Linux kernel build packaging
136          (disables MPS, sets the kernel module name to openafs.ko, and
137          installs kernel modules into the standard Linux location)])],
138     [AC_SUBST(LINUX_KERNEL_PACKAGING, "yes")
139      AC_SUBST(LINUX_LIBAFS_NAME, "openafs")],
140     [AC_SUBST(LINUX_LIBAFS_NAME, "libafs")])
141 AC_ARG_ENABLE([kernel-module],
142     [AS_HELP_STRING([--disable-kernel-module],
143         [disable compilation of the kernel module (defaults to enabled)])],
144     , 
145     [enable_kernel_module="yes"])
146 AC_ARG_ENABLE([redhat-buildsys],
147     [AS_HELP_STRING([--enable-redhat-buildsys],
148         [enable compilation of the redhat build system kernel (defaults to
149          disabled)])],
150     ,
151     [enable_redhat_buildsys="no"])
152
153 dnl Installation locations.
154 AC_ARG_ENABLE([transarc-paths],
155     [AS_HELP_STRING([--enable-transarc-paths],
156         [use Transarc style paths like /usr/afs and /usr/vice])],
157     , 
158     [enable_transarc_paths="no"])
159
160 dnl Optimization and debugging flags.
161 AC_ARG_ENABLE([strip-binaries],
162     [AS_HELP_STRING([--disable-strip-binaries],
163         [disable stripping of symbol information from binaries (defaults to
164          enabled)])],
165     ,
166     [enable_strip_binaries="maybe"])
167 AC_ARG_ENABLE([debug],
168     [AS_HELP_STRING([--enable-debug],
169         [enable compilation of the user space code with debugging information
170          (defaults to disabled)])],
171     , 
172     [enable_debug="no"])
173 AC_ARG_ENABLE([optimize],
174     [AS_HELP_STRING([--disable-optimize],
175         [disable optimization for compilation of the user space code (defaults
176          to enabled)])],
177     , 
178     [enable_optimize="yes"])
179 AC_ARG_ENABLE([warnings],
180     [AS_HELP_STRING([--enable-warnings],
181         [enable compilation warnings when building with gcc (defaults to
182          disabled)])],
183     ,
184     [enable_warnings="no"])
185 AC_ARG_ENABLE([checking],
186     [AS_HELP_STRING([--enable-checking],
187         [turn compilation warnings into errors when building with gcc (defaults
188          to disabled)])],
189     [enable_checking="$enableval"],
190     [enable_checking="no"])
191 AC_ARG_ENABLE([debug-kernel],
192     [AS_HELP_STRING([--enable-debug-kernel],
193         [enable compilation of the kernel module with debugging information
194          (defaults to disabled)])],
195     ,
196     [enable_debug_kernel="no"])
197 AC_ARG_ENABLE([optimize-kernel],
198     [AS_HELP_STRING([--disable-optimize-kernel],
199         [disable compilation of the kernel module with optimization (defaults
200          based on platform)])],
201     , 
202     [enable_optimize_kernel="yes"])
203 AC_ARG_ENABLE([debug-lwp],
204     [AS_HELP_STRING([--enable-debug-lwp],
205         [enable compilation of the LWP code with debugging information
206          (defaults to disabled)])],
207     ,
208     [enable_debug_lwp="no"])
209 AC_ARG_ENABLE([optimize-lwp],
210     [AS_HELP_STRING([--disable-optimize-lwp],
211         [disable optimization for compilation of the LWP code (defaults to
212          enabled)])],
213     ,
214     [enable_optimize_lwp="yes"])
215 AC_ARG_ENABLE([debug-pam],
216     [AS_HELP_STRING([--enable-debug-pam],
217         [enable compilation of the PAM code with debugging information
218          (defaults to disabled)])],
219     ,
220     [enable_debug_pam="no"])
221 AC_ARG_ENABLE([optimize-pam],
222     [AS_HELP_STRING([--disable-optimize-pam],
223         [disable optimization for compilation of the PAM code (defaults to
224          enabled)])],
225     ,
226     [enable_optimize_pam="yes"])
227 AC_ARG_ENABLE([linux-syscall-probing],
228     [AS_HELP_STRING([--enable-linux-syscall-probing],
229         [enable Linux syscall probing (defaults to autodetect)])],
230     ,
231     [enable_linux_syscall_probing="maybe"])
232     
233 AC_ARG_WITH([xslt-processor],
234         AS_HELP_STRING([--with-xslt-processor=ARG],
235         [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
236         [XSLTPROC="$withval"],
237         AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo]))
238
239 AC_ARG_WITH([html-xsl], 
240         AS_HELP_STRING([--with-html-xsl],
241         [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
242         [HTML_XSL="$withval"],
243         [HTML_XSL="html/chunk.xsl"])
244
245 AC_ARG_WITH([docbook2pdf],
246         AS_HELP_STRING([--with-docbook2pdf=ARG],
247         [which Docbook to PDF utility to use (possible choices are: fop, docbook2pdf, dblatex)]),
248         [DOCBOOK2PDF="$withval"],
249         AC_CHECK_PROGS([DOCBOOK2PDF], [fop docbook2pdf dblatex], [echo]))
250
251 AC_ARG_WITH([docbook-stylesheets],
252         AS_HELP_STRING([--with-docbook-stylesheets=ARG],
253         [location of DocBook stylesheets (default is to search a set of likely paths)]),
254         [DOCBOOK_STYLESHEETS="$withval"],
255         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], [$HTML_XSL])
256         if test "x$DOCBOOK_STYLESHEETS" == "x"; then
257                 AC_WARN([Docbook stylesheets not found; some documentation can't be built])
258         fi)
259
260 enable_login="no"
261
262 dnl weird ass systems
263 dnl AC_AIX
264 AC_ISC_POSIX
265 dnl AC_MINIX
266
267 dnl Various compiler setup.
268 AC_TYPE_PID_T
269 AC_TYPE_SIZE_T
270
271 dnl Checks for programs.
272 AC_PROG_INSTALL
273 AC_PROG_LN_S
274 AC_PROG_RANLIB
275 AC_PROG_YACC
276 AM_PROG_LEX
277 dnl if we are flex, be lex-compatible
278 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
279
280 OPENAFS_FORCE_ABS_INSTALL
281 OPENAFS_CHECK_BIGENDIAN
282 OPENAFS_PRINTF_TAKES_Z_LEN
283
284 AC_MSG_CHECKING(your OS)
285 system=$host
286 case $system in
287         *-linux*)
288
289                 MKAFS_OSTYPE=LINUX
290                 if test "x$enable_redhat_buildsys" = "xyes"; then
291                  AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
292                 fi
293                 if test "x$enable_kernel_module" = "xyes"; then
294                  if test "x$with_linux_kernel_headers" != "x"; then
295                    LINUX_KERNEL_PATH="$with_linux_kernel_headers"
296                  else
297                    LINUX_KERNEL_PATH="/lib/modules/`uname -r`/source"
298                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
299                      LINUX_KERNEL_PATH="/lib/modules/`uname -r`/build"
300                    fi
301                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
302                      LINUX_KERNEL_PATH="/usr/src/linux-2.4"
303                    fi
304                    if test ! -f "$LINUX_KERNEL_PATH/include/linux/version.h"; then
305                      LINUX_KERNEL_PATH="/usr/src/linux"
306                    fi
307                  fi
308                  if test "x$with_linux_kernel_build" != "x"; then
309                          LINUX_KERNEL_BUILD="$with_linux_kernel_build"
310                  else
311                    LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
312                  fi
313                  if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
314                    linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
315                    LINUX_VERSION="$linux_kvers"
316                  else
317                    if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
318                      linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
319                      LINUX_VERSION="$linux_kvers"
320                    else
321                      if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
322                        linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
323                        if test "x$linux_kvers" = "x"; then
324                          if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
325                            linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
326                            if test "x$linux_kvers" = "x"; then
327                              AC_MSG_ERROR(Linux headers lack version definition [2])
328                              exit 1
329                            else
330                              LINUX_VERSION="$linux_kvers"
331                            fi
332                          else
333                            AC_MSG_ERROR(Linux headers lack version definition)
334                            exit 1
335                          fi
336                        else
337                          LINUX_VERSION="$linux_kvers"
338                        fi
339                      else
340                        enable_kernel_module="no"
341                      fi
342                    fi
343                  fi
344                  if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
345                     test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
346                      enable_kernel_module="no"
347                  fi
348                  if test "x$enable_kernel_module" = "xno"; then
349                   if test "x$with_linux_kernel_headers" != "x"; then
350                    AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
351                    exit 1
352                   else
353                    AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
354                   fi
355                  fi
356                  dnl do we need to determine SUBARCH from autoconf.h
357                  SUBARCH=default
358                 fi
359                 AC_MSG_RESULT(linux)
360                 if test "x$enable_kernel_module" = "xyes"; then
361                  case "$LINUX_VERSION" in
362                   2.2.*) AFS_SYSKVERS=22 ;;
363                   2.4.*) AFS_SYSKVERS=24 ;;
364                   2.6.* | 3.*) AFS_SYSKVERS=26 ;;
365                   *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
366                  esac
367                 fi
368                 ;;
369         *-solaris*)
370                 MKAFS_OSTYPE=SOLARIS
371                 AC_MSG_RESULT(sun4)
372                 AC_PATH_PROG(SOLARISCC, [cc], ,
373                     [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin])
374                 SOLARIS_UFSVFS_HAS_DQRWLOCK
375                 SOLARIS_FS_HAS_FS_ROLLED
376                 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
377                 ;;
378         *-sunos*)
379                 MKAFS_OSTYPE=SUNOS
380                 enable_kernel_module=no
381                 AC_MSG_RESULT(sun4)
382                 ;;
383         *-hpux*)
384                 MKAFS_OSTYPE=HPUX
385                 AC_MSG_RESULT(hp_ux)
386                 if test -f "/usr/old/usr/include/ndir.h"; then
387                  AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
388                 fi
389                 ;;
390         *-irix*)
391                 if test -d /usr/include/sys/SN/SN1; then
392                  IRIX_BUILD_IP35="IP35"
393                 fi
394                 MKAFS_OSTYPE=IRIX
395                 AC_MSG_RESULT(sgi)
396                 ;;
397         *-aix*)
398                 MKAFS_OSTYPE=AIX
399                 AC_MSG_RESULT(rs_aix)
400                 ;;
401         arm-*-darwin*)
402                 MKAFS_OSTYPE=DARWIN
403                 AC_MSG_RESULT(arm_darwin)
404                 ;;
405         powerpc-*-darwin*)
406                 MKAFS_OSTYPE=DARWIN
407                 AC_MSG_RESULT(ppc_darwin)
408                 ;;
409         i386-*-darwin*)
410                 MKAFS_OSTYPE=DARWIN
411                 AC_MSG_RESULT(x86_darwin)
412                 ;;
413         x86_64-*-darwin*)
414                 MKAFS_OSTYPE=DARWIN
415                 AC_MSG_RESULT(x86_darwin)
416                 ;;
417         i386-*-freebsd*)
418                 MKAFS_OSTYPE=FBSD
419                 AC_MSG_RESULT(i386_fbsd)
420                 ;;
421         x86_64-*-freebsd*)
422                 MKAFS_OSTYPE=FBSD
423                 AC_MSG_RESULT(amd64_fbsd)
424                 ;;
425         *-netbsd*)
426                 MKAFS_OSTYPE=NBSD
427                 AC_MSG_RESULT(nbsd)
428                 ;;
429         x86_64-*-openbsd*)
430                 MKAFS_OSTYPE=OBSD
431                 AC_MSG_RESULT(amd64_obsd)
432                 ;;
433         i386-*-openbsd*)
434                 MKAFS_OSTYPE=OBSD
435                 AC_MSG_RESULT(i386_obsd)
436                 ;;
437         *-dragonfly*)
438                 MKAFS_OSTYPE=DFBSD
439                 AC_MSG_RESULT(i386_dfbsd)
440                 ;;
441         *)
442                 AC_MSG_RESULT($system)
443                 ;;
444 esac
445
446 if test "x$with_afs_sysname" != "x"; then
447         AFS_SYSNAME="$with_afs_sysname"
448 else
449         AC_MSG_CHECKING(your AFS sysname)
450         case $host in
451                 i?86-*-openbsd?.?)
452                         v=${host#*openbsd}
453                         vM=${v%.*}
454                         vm=${v#*.}
455                         AFS_SYSNAME="i386_obsd${vM}${vm}"
456                         ;;
457                 sparc64-*-openbsd?.?)
458                         v=${host#*openbsd}
459                         vM=${v%.*}
460                         vm=${v#*.}
461                         AFS_SYSNAME="sparc64_obsd${vM}${vm}"
462                         ;;
463                 x86_64-*-openbsd?.?)
464                         v=${host#*openbsd}
465                         vM=${v%.*}
466                         vm=${v#*.}
467                         AFS_SYSNAME="amd64_obsd${vM}${vm}"
468                         ;;
469                 i?86-*-freebsd?.*)
470                         v=${host#*freebsd}
471                         vM=${v%.*}
472                         vm=${v#*.}
473                         AFS_SYSNAME="i386_fbsd_${vM}${vm}"
474                         ;;
475                 x86_64-*-freebsd?.*)
476                         v=${host#*freebsd}
477                         vM=${v%.*}
478                         vm=${v#*.}
479                         AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
480                         ;;
481                 i386-*-dragonfly?.*)
482                         v=${host#*dragonfly}
483                         vM=${v%.*}
484                         vm=${v#*.}
485                         AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
486                         ;;
487                 i?86-*-netbsd*1.6[[M-Z]]*)
488                         AFS_SYSNAME="i386_nbsd20"
489                         ;;
490                 powerpc-*-netbsd*1.6[[M-Z]]*)
491                         AFS_SYSNAME="ppc_nbsd20"
492                         ;;
493                 *-*-netbsd*)
494                         arch=${host%%-unknown*}
495                         arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
496                                                -e 's/powerpc/ppc/g')
497                         v=${host#*netbsd}
498                         v=${v#*aout}
499                         v=${v#*ecoff}
500                         v=${v#*elf}
501                         vM=${v%%.*}
502                         vM=${vM%.*}
503                         v=${v#*.}
504                         vm=${v%%.*}
505                         vm=${vm%.*}
506                         vm=${vm%%[[_A-Z]]*}
507                         if test $vm -eq 99 ; then
508                                 vM=$((vM+1))
509                         fi
510                         if test $vM -gt 1 ; then
511                                 vm=0
512                         fi
513                         AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
514                         ;;
515                 hppa*-hp-hpux11.0*)
516                         AFS_SYSNAME="hp_ux110"
517                         ;;
518                 hppa*-hp-hpux11.11)
519                         AFS_SYSNAME="hp_ux11i"
520                         ;;
521                 hppa*-hp-hpux11.23)
522                         AFS_SYSNAME="hp_ux1123"
523                         ;;
524                 ia64-hp-hpux11.22)
525                         AFS_SYSNAME="ia64_hpux1122"
526                         ;;
527                 ia64-hp-hpux*)
528                         AFS_SYSNAME="ia64_hpux1123"
529                         ;;
530                 hppa*-hp-hpux10*)
531                         AFS_SYSNAME="hp_ux102"
532                         ;;
533                 powerpc-apple-darwin7*)
534                         AFS_SYSNAME="ppc_darwin_70"
535                         OSXSDK="macosx10.3"
536                         ;;
537                 powerpc-apple-darwin8.*)
538                         AFS_SYSNAME="ppc_darwin_80"
539                         OSXSDK="macosx10.4"
540                         ;;
541                 i386-apple-darwin8.*)
542                         AFS_SYSNAME="x86_darwin_80"
543                         OSXSDK="macosx10.4"
544                         ;;
545                 powerpc-apple-darwin9.*)
546                         AFS_SYSNAME="ppc_darwin_90"
547                         OSXSDK="macosx10.5"
548                         ;;
549                 i386-apple-darwin9.*)
550                         AFS_SYSNAME="x86_darwin_90"
551                         OSXSDK="macosx10.5"
552                         ;;
553                 i?86-apple-darwin10.*)
554                         AFS_SYSNAME="x86_darwin_100"
555                         OSXSDK="macosx10.6"
556                         ;;
557                 x86_64-apple-darwin10.*)
558                         AFS_SYSNAME="x86_darwin_100"
559                         OSXSDK="macosx10.6"
560                         ;;
561                 arm-apple-darwin10.*)
562                         AFS_SYSNAME="arm_darwin_100"
563                         OSXSDK="iphoneos4.0"
564                         ;;
565                 x86_64-apple-darwin11.*)
566                         AFS_SYSNAME="x86_darwin_110"
567                         OSXSDK="macosx10.7"
568                         ;;
569                 i?86-apple-darwin11.*)
570                         AFS_SYSNAME="x86_darwin_110"
571                         OSXSDK="macosx10.7"
572                         ;;
573                 sparc-sun-solaris2.8)
574                         AFS_SYSNAME="sun4x_58"
575                         ;;
576                 sparc-sun-solaris2.9)
577                         AFS_SYSNAME="sun4x_59"
578                         ;;
579                 sparc-sun-solaris2.10)
580                         AFS_SYSNAME="sun4x_510"
581                         ;;
582                 sparc-sun-solaris2.11)
583                         AFS_SYSNAME="sun4x_511"
584                         ;;
585                 sparc-sun-sunos4*)
586                         AFS_SYSNAME="sun4_413"
587                         enable_login="yes"
588                         ;;
589                 i386-pc-solaris2.8)
590                         AFS_SYSNAME="sunx86_58"
591                         ;;
592                 i386-pc-solaris2.9)
593                         AFS_SYSNAME="sunx86_59"
594                         ;;
595                 i386-pc-solaris2.10)
596                         AFS_SYSNAME="sunx86_510"
597                         ;;
598                 i386-pc-solaris2.11)
599                         AFS_SYSNAME="sunx86_511"
600                         ;;
601                 alpha*-dec-osf4.0*)
602                         AFS_SYSNAME="alpha_dux40"
603                         ;;
604                 alpha*-dec-osf5.0*)
605                         AFS_SYSNAME="alpha_dux50"
606                         ;;
607                 alpha*-dec-osf5.1*)
608                         AFS_SYSNAME="alpha_dux51"
609                         ;;
610                 mips-sgi-irix6.5)
611                         AFS_SYSNAME="sgi_65"
612                         ;;
613                 ia64-*-linux*)
614                         AFS_SYSNAME="ia64_linuxXX"
615                         ;;
616                 powerpc-*-linux*)
617                         AFS_SYSNAME="`/bin/arch`_linuxXX"
618                         ;;
619                 powerpc64-*-linux*)
620                         AFS_SYSNAME="ppc64_linuxXX"
621                         ;;
622                 alpha*-linux*)
623                         AFS_SYSNAME="alpha_linux_XX"
624                         ;;
625                 s390-*-linux*)
626                         AFS_SYSNAME="s390_linuxXX"
627                         ;;
628                 s390x-*-linux*)
629                         AFS_SYSNAME="s390x_linuxXX"
630                         ;;
631                 sparc-*-linux*)
632                         AFS_SYSNAME="`/bin/arch`_linuxXX"
633                         ;;
634                 sparc64-*-linux*)
635                         AFS_SYSNAME="sparc64_linuxXX"
636                         ;;
637                 i?86-*-linux*)
638                         AFS_SYSNAME="i386_linuxXX"
639                         ;;
640                 arm*-linux*)
641                         AFS_SYSNAME="arm_linuxXX"
642                         ;;
643                 parisc-*-linux-gnu|hppa-*-linux-gnu)
644                         AFS_SYSNAME="parisc_linuxXX"
645                         enable_pam="no"
646                         ;;
647                 power*-ibm-aix4.2*)
648                         AFS_SYSNAME="rs_aix42"
649                         enable_pam="no"
650                         ;;
651                 power*-ibm-aix4.3*)
652                         AFS_SYSNAME="rs_aix42"
653                         enable_pam="no"
654                         ;;
655                 power*-ibm-aix5.1*)
656                         AFS_SYSNAME="rs_aix51"
657                         enable_pam="no"
658                         ;;
659                 power*-ibm-aix5.2*)
660                         AFS_SYSNAME="rs_aix52"
661                         enable_pam="no"
662                         ;;
663                 power*-ibm-aix5.3*)
664                         AFS_SYSNAME="rs_aix53"
665                         enable_pam="no"
666                         ;;
667                 power*-ibm-aix6.1*)
668                         AFS_SYSNAME="rs_aix61"
669                         enable_pam="no"
670                         ;;
671                 x86_64-*-linux-gnu)
672                         AFS_SYSNAME="amd64_linuxXX"
673                         enable_pam="yes"
674                         ;;
675                 *)
676                         AC_MSG_ERROR(An AFS sysname is required)
677                         exit 1
678                         ;;
679         esac
680         case $AFS_SYSNAME in
681                 *_linux* | *_umlinux*)
682                         if test "x${AFS_SYSKVERS}" = "x"; then
683                          AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
684                         fi
685                         _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
686                         AFS_SYSNAME="$_AFS_SYSNAME"
687                         AC_TRY_KBUILD(
688                          [],
689                          [#ifndef CONFIG_USERMODE
690                           #error not UML
691                           #endif],
692                          ac_cv_linux_is_uml=yes,)
693                         if test "${ac_cv_linux_is_uml}" = yes; then
694                          _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
695                         fi
696                         AFS_SYSNAME="$_AFS_SYSNAME"
697                         ;;
698         esac
699         AC_MSG_RESULT($AFS_SYSNAME)
700 fi
701
702 case $AFS_SYSNAME in
703         *_darwin*)
704                 AC_CHECK_HEADERS(crt_externs.h)
705                 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
706                 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
707                 AC_SUBST(OSXSDK)
708                 ;;
709 esac
710
711 dnl Some hosts have a separate common param file they should include.  Figure
712 dnl out if we're on one of them now that we know the sysname.
713 case $AFS_SYSNAME in
714     *_nbsd15)   AFS_PARAM_COMMON=param.nbsd15.h  ;;
715     *_nbsd16)   AFS_PARAM_COMMON=param.nbsd16.h  ;;
716     *_nbsd20)   AFS_PARAM_COMMON=param.nbsd20.h  ;;
717     *_nbsd21)   AFS_PARAM_COMMON=param.nbsd21.h  ;;
718     *_nbsd30)   AFS_PARAM_COMMON=param.nbsd30.h  ;;
719     *_nbsd40)   AFS_PARAM_COMMON=param.nbsd40.h  ;;
720     *_nbsd50)   AFS_PARAM_COMMON=param.nbsd50.h  ;;
721     *_nbsd60)   AFS_PARAM_COMMON=param.nbsd60.h  ;;
722     *_obsd31)   AFS_PARAM_COMMON=param.obsd31.h  ;;
723     *_obsd32)   AFS_PARAM_COMMON=param.obsd32.h  ;;
724     *_obsd33)   AFS_PARAM_COMMON=param.obsd33.h  ;;
725     *_obsd34)   AFS_PARAM_COMMON=param.obsd34.h  ;;
726     *_obsd35)   AFS_PARAM_COMMON=param.obsd35.h  ;;
727     *_obsd36)   AFS_PARAM_COMMON=param.obsd36.h  ;;
728     *_obsd37)   AFS_PARAM_COMMON=param.obsd37.h  ;;
729     *_obsd38)   AFS_PARAM_COMMON=param.obsd38.h  ;;
730     *_obsd39)   AFS_PARAM_COMMON=param.obsd39.h  ;;
731     *_obsd40)   AFS_PARAM_COMMON=param.obsd40.h  ;;
732     *_obsd41)   AFS_PARAM_COMMON=param.obsd41.h  ;;
733     *_obsd42)   AFS_PARAM_COMMON=param.obsd42.h  ;;
734     *_obsd43)   AFS_PARAM_COMMON=param.obsd43.h  ;;
735     *_obsd44)   AFS_PARAM_COMMON=param.obsd44.h  ;;
736     *_obsd45)   AFS_PARAM_COMMON=param.obsd45.h  ;;
737     *_obsd46)   AFS_PARAM_COMMON=param.obsd46.h  ;;
738     *_obsd47)   AFS_PARAM_COMMON=param.obsd47.h  ;;
739     *_obsd48)   AFS_PARAM_COMMON=param.obsd48.h  ;;
740     *_linux22)  AFS_PARAM_COMMON=param.linux22.h ;;
741     *_linux24)  AFS_PARAM_COMMON=param.linux24.h ;;
742     *_linux26)  AFS_PARAM_COMMON=param.linux26.h ;;
743 # Linux alpha adds an extra underscore for no good reason.
744     *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
745     *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
746     *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
747 esac
748
749 case $AFS_SYSNAME in *_linux* | *_umlinux*)
750
751                 # Add (sub-) architecture-specific paths needed by conftests
752                 case $AFS_SYSNAME  in
753                         *_umlinux26)
754                                 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
755                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
756                                 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
757                                 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
758                 esac
759
760                 if test "x$enable_kernel_module" = "xyes"; then
761                  if test "x$enable_debug_kernel" = "xno"; then
762                         LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
763                  fi
764                  OPENAFS_GCC_SUPPORTS_MARCH
765                  AC_SUBST(P5PLUS_KOPTS)
766                  OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
767                  OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
768                  OPENAFS_GCC_SUPPORTS_NO_COMMON
769                  OPENAFS_GCC_SUPPORTS_PIPE
770                  AC_SUBST(LINUX_GCC_KOPTS)
771
772                  dnl Setup the kernel build environment
773                  LINUX_KBUILD_USES_EXTRA_CFLAGS
774                  LINUX_KERNEL_COMPILE_WORKS
775
776                  dnl Check for header files
777                  AC_CHECK_LINUX_HEADER([config.h])
778                  AC_CHECK_LINUX_HEADER([completion.h])
779                  AC_CHECK_LINUX_HEADER([exportfs.h])
780                  AC_CHECK_LINUX_HEADER([freezer.h])
781                  AC_CHECK_LINUX_HEADER([key-type.h])
782                  AC_CHECK_LINUX_HEADER([semaphore.h])
783                  AC_CHECK_LINUX_HEADER([seq_file.h])
784
785                  dnl Check for structure elements
786                  AC_CHECK_LINUX_STRUCT([address_space_operations],
787                                        [write_begin], [fs.h])
788                  AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
789                                        [backing-dev.h])
790                  AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
791                  AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
792                  AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
793                  AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
794                  AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
795                  AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
796                  AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
797                  AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
798                  AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
799                  AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
800                  AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
801                  AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
802                  AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
803                  AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
804                                        [fs.h])
805                  AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
806                                        [fs.h])
807                  AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
808                  AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
809                  AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
810                  AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
811                  AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
812                  AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
813                  AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
814                  AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
815                  AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
816                  AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
817                  LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
818
819                  dnl Check for typed structure elements
820                  AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
821                                              [buf], [fs.h])
822
823                  dnl Function existence checks
824
825                  AC_CHECK_LINUX_FUNC([bdi_init],
826                                      [#include <linux/backing-dev.h>],
827                                      [bdi_init(NULL);])
828                  AC_CHECK_LINUX_FUNC([PageChecked],
829                                      [#include <linux/mm.h>
830 #include <linux/page-flags.h>],
831                                      [struct page *_page;
832                                       int bchecked = PageChecked(_page);])
833                  AC_CHECK_LINUX_FUNC([PageFsMisc],
834                                      [#include <linux/mm.h>
835 #include <linux/page-flags.h>],
836                                      [struct page *_page;
837                                       int bchecked = PageFsMisc(_page);])
838                  AC_CHECK_LINUX_FUNC([current_kernel_time],
839                                      [#include <linux/time.h>],
840                                      [struct timespec s;
841                                       s = current_kernel_time();])
842                  AC_CHECK_LINUX_FUNC([d_alloc_anon],
843                                      [#include <linux/fs.h>],
844                                      [d_alloc_anon(NULL);])
845                  AC_CHECK_LINUX_FUNC([do_sync_read],
846                                      [#include <linux/fs.h>],
847                                      [do_sync_read(NULL, NULL, 0, NULL);])
848                  AC_CHECK_LINUX_FUNC([find_task_by_pid],
849                                      [#include <linux/sched.h>],
850                                      [pid_t p; find_task_by_pid(p);])
851                  AC_CHECK_LINUX_FUNC([generic_file_aio_read],
852                                      [#include <linux/fs.h>],
853                                      [generic_file_aio_read(NULL,NULL,0,0);])
854                  AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
855                                      [#include <linux/pagemap.h>],
856                                      [grab_cache_page_write_begin(NULL, 0, 0);])
857                  AC_CHECK_LINUX_FUNC([hlist_unhashed],
858                                      [#include <linux/list.h>],
859                                      [hlist_unhashed(0);])
860                  AC_CHECK_LINUX_FUNC([i_size_read],
861                                      [#include <linux/fs.h>],
862                                      [i_size_read(NULL);])
863                  AC_CHECK_LINUX_FUNC([inode_setattr],
864                                      [#include <linux/fs.h>],
865                                      [inode_setattr(NULL, NULL);])
866                  AC_CHECK_LINUX_FUNC([kernel_setsockopt],
867                                      [#include <linux/net.h>],
868                                      [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
869                  AC_CHECK_LINUX_FUNC([page_follow_link],
870                                      [#include <linux/fs.h>],
871                                      [page_follow_link(0,0);])
872                  AC_CHECK_LINUX_FUNC([page_offset],
873                                      [#include <linux/pagemap.h>],
874                                      [page_offset(NULL);])
875                  AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
876                                      [#include <linux/pagevec.h>],
877                                      [__pagevec_lru_add_file(NULL);])
878                  AC_CHECK_LINUX_FUNC([path_lookup],
879                                      [#include <linux/fs.h>
880                                       #include <linux/namei.h>],
881                                      [path_lookup(NULL, 0, NULL);])
882                  AC_CHECK_LINUX_FUNC([rcu_read_lock],
883                                      [#include <linux/rcupdate.h>],
884                                      [rcu_read_lock();])
885                  AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
886                                      [#include <linux/splice.h>],
887                                      [splice_direct_to_actor(NULL,NULL,NULL);])
888                  AC_CHECK_LINUX_FUNC([svc_addr_in],
889                                      [#include <linux/sunrpc/svc.h>],
890                                      [svc_addr_in(NULL);])
891                  AC_CHECK_LINUX_FUNC([zero_user_segments],
892                                      [#include <linux/highmem.h>],
893                                      [zero_user_segments(NULL, 0, 0, 0, 0);])
894
895                  dnl Consequences - things which get set as a result of the
896                  dnl                above tests
897                  AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
898                        [AC_DEFINE([AFS_NONFSTRANS], 1,
899                                   [define to disable the nfs translator])])
900
901                  dnl Assorted more complex tests
902                  LINUX_EXPORTS_PROC_ROOT_FS
903                  LINUX_KMEM_CACHE_INIT
904                  LINUX_HAVE_KMEM_CACHE_T
905                  LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
906                  LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
907                  LINUX_D_PATH_TAKES_STRUCT_PATH
908                  LINUX_NEW_EXPORT_OPS
909                  LINUX_INODE_SETATTR_RETURN_TYPE
910                  LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
911                  LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
912                  LINUX_IOP_I_PERMISSION_TAKES_FLAGS
913                  LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
914                  LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
915                  LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
916                  LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
917                  LINUX_FOP_F_FSYNC_TAKES_DENTRY
918                  LINUX_AOP_WRITEBACK_CONTROL
919                  LINUX_FS_STRUCT_FOP_HAS_SPLICE
920                  LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
921                  LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
922                  LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
923                  LINUX_KERNEL_SOCK_CREATE
924                  LINUX_EXPORTS_KEY_TYPE_KEYRING
925                  LINUX_NEED_RHCONFIG
926                  LINUX_RECALC_SIGPENDING_ARG_TYPE
927                  LINUX_EXPORTS_TASKLIST_LOCK
928                  LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
929                  LINUX_STATFS_TAKES_DENTRY
930                  LINUX_REFRIGERATOR
931                  LINUX_HAVE_TRY_TO_FREEZE
932                  LINUX_LINUX_KEYRING_SUPPORT
933                  LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
934                  LINUX_KEY_ALLOC_NEEDS_CRED
935                  LINUX_INIT_WORK_HAS_DATA
936                  LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
937                  LINUX_HAVE_DCACHE_LOCK
938                  LINUX_D_COUNT_IS_INT
939
940                  dnl If we are guaranteed that keyrings will work - that is
941                  dnl  a) The kernel has keyrings enabled
942                  dnl  b) The code is new enough to give us a key_type_keyring
943                  dnl then we just disable syscall probing unless we've been
944                  dnl told otherwise
945
946                  AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
947                    [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
948                           [enable_linux_syscall_probing="no"],
949                           [enable_linux_syscall_probing="yes"])
950                  ])
951
952                  dnl Syscall probing needs a few tests of its own, and just
953                  dnl won't work if the kernel doesn't export init_mm
954                  AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
955                    LINUX_EXPORTS_INIT_MM
956                    AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
957                      AC_MSG_ERROR(
958                        [Can't do syscall probing without exported init_mm])
959                    ])
960                    LINUX_EXPORTS_SYS_CHDIR
961                    LINUX_EXPORTS_SYS_OPEN
962                    AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
963                              [define to enable syscall table probes])
964                  ])
965
966                  dnl Packaging and SMP build
967                  if test "x$with_linux_kernel_packaging" != "xyes" ; then
968                    LINUX_WHICH_MODULES
969                  else
970                    AC_SUBST(MPS,'SP')
971                  fi
972
973                  dnl Syscall probing
974                  if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
975                    AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
976                      AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
977                    ])
978                    ac_cv_linux_exports_sys_call_table=no
979                    if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
980                      ac_cv_linux_exports_ia32_sys_call_table=yes
981                    fi
982                  else
983                    LINUX_EXPORTS_KALLSYMS_ADDRESS
984                    LINUX_EXPORTS_KALLSYMS_SYMBOL
985                    LINUX_EXPORTS_SYS_CALL_TABLE
986                    LINUX_EXPORTS_IA32_SYS_CALL_TABLE
987                    if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
988                          linux_syscall_method=none
989                          if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
990                             linux_syscall_method=scan
991                             if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
992                                linux_syscall_method=scan_with_kallsyms_address
993                             fi
994                          fi
995                          if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
996                             linux_syscall_method=kallsyms_symbol
997                          fi
998                          if test "x$linux_syscall_method" = "xnone"; then
999                             AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1000                             linux_syscall_method=scan
1001                          fi
1002                    fi
1003                  fi
1004                  if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1005                   AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1006                  fi
1007                  if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1008                   AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1009                  fi
1010                  if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1011                   AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1012                  else
1013                   AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1014                  fi
1015                 :
1016                 fi
1017 dnl Linux-only, but just enable always.
1018                 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1019 esac
1020
1021 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1022     [ac_cv_sync_fetch_and_add],
1023     [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1024                     [ac_cv_sync_fetch_and_add=yes],
1025                     [ac_cv_sync_fetch_and_add=no])
1026 ])
1027 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1028       [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1029                 [define if your C compiler has __sync_add_and_fetch])])
1030
1031 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1032     [ac_cv_sockaddr_len],
1033     [AC_TRY_COMPILE( [#include <sys/types.h>
1034 #include <sys/socket.h>],
1035                      [struct sockaddr *a; a->sa_len=0;],
1036                      [ac_cv_sockaddr_len=yes],
1037                      [ac_cv_sockaddr_len=no])
1038 ])
1039 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1040       [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1041                  [define if you struct sockaddr sa_len])])
1042
1043 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1044         echo Skipping library tests because they confuse Irix.
1045 else
1046   AC_SEARCH_LIBS([socket], [socket inet])
1047   AC_SEARCH_LIBS([connect], [nsl])
1048   AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1049
1050   dnl darwin wants it, aix hates it
1051   AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1052   AC_TRY_COMPILE([
1053   #include <stdlib.h>
1054   #include <stdio.h>
1055   #include <sys/types.h>
1056   #include <sys/socket.h>
1057   #include <netinet/in.h>
1058   #include <arpa/inet.h>
1059   #include <arpa/nameser.h>
1060   #include <arpa/nameser_compat.h>
1061   #include <resolv.h>
1062   ], [static int i; i = 0;],
1063   [AC_MSG_RESULT(yes)
1064    AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1065   [AC_MSG_RESULT(no)
1066    ])
1067
1068   openafs_save_libs="$LIBS"
1069   AC_MSG_CHECKING([for res_search])
1070   AC_FUNC_RES_SEARCH
1071
1072   if test "$ac_cv_func_res_search" = no; then
1073       for lib in dns nsl resolv; do
1074         if test "$ac_cv_func_res_search" != yes; then
1075           LIBS="-l$lib $LIBS"
1076           AC_FUNC_RES_SEARCH
1077           LIBS="$openafs_save_libs"
1078         fi
1079       done    
1080       if test "$ac_cv_func_res_search" = yes; then
1081         LIB_AFSDB="-l$lib"
1082         AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1083         AC_MSG_RESULT([yes, in lib$lib])
1084       else
1085         AC_MSG_RESULT(no)
1086       fi
1087   else
1088     AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1089     AC_MSG_RESULT(yes)
1090   fi
1091   
1092 fi
1093
1094 AC_CHECK_RESOLV_RETRANS
1095
1096 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1097     [ac_cv_setsockopt_iprecverr],
1098     [AC_TRY_COMPILE( [
1099 #include <sys/types.h>
1100 #include <sys/socket.h>
1101 #include <netinet/in.h>],
1102 [int on=1;
1103 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1104         [ac_cv_setsockopt_iprecverr=yes],
1105         [ac_cv_setsockopt_iprecverr=no])])
1106
1107 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1108       [AC_DEFINE(ADAPT_PMTU_RECVERR, 1,
1109                  [define if asynchronous socket errors can be received])])
1110
1111 PTHREAD_LIBS=error
1112 if test "x$MKAFS_OSTYPE" = OBSD; then
1113         PTHREAD_LIBS="-pthread"
1114 fi
1115 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1116         PTHREAD_LIBS="-pthread"
1117 fi
1118 if test "x$PTHREAD_LIBS" = xerror; then
1119         AC_CHECK_LIB(pthread, pthread_attr_init,
1120                 PTHREAD_LIBS="-lpthread")
1121 fi
1122 if test "x$PTHREAD_LIBS" = xerror; then
1123         AC_CHECK_LIB(pthreads, pthread_attr_init,
1124                 PTHREAD_LIBS="-lpthreads")
1125 fi
1126 if test "x$PTHREAD_LIBS" = xerror; then
1127         AC_CHECK_LIB(c_r, pthread_attr_init,
1128                 PTHREAD_LIBS="-lc_r")
1129 fi
1130 if test "x$PTHREAD_LIBS" = xerror; then
1131         AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1132 fi
1133 if test "x$PTHREAD_LIBS" = xerror; then
1134         # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1135         AC_CHECK_LIB(pthread, pthread_attr_destroy,
1136                 PTHREAD_LIBS="-lpthread")
1137 fi
1138 if test "x$PTHREAD_LIBS" = xerror; then
1139         AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1140 fi
1141 AC_SUBST(PTHREAD_LIBS)
1142
1143 HOST_CPU="$host_cpu"
1144
1145 if test "x$with_bsd_kernel_headers" != "x"; then
1146         BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1147 else
1148         BSD_KERNEL_PATH="/usr/src/sys"
1149 fi
1150
1151 if test "x$with_bsd_kernel_build" != "x"; then
1152         BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1153 else
1154         case $AFS_SYSNAME in
1155                 *_fbsd_*)
1156                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1157                         ;;
1158                 *_nbsd*)
1159                         BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1160         esac
1161 fi
1162
1163 # Fast restart
1164 if test "$enable_supergroups" = "yes"; then
1165         AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1166 fi
1167
1168 if test "$enable_bitmap_later" = "yes"; then
1169         AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1170 fi
1171
1172 if test "$enable_unix_sockets" = "yes"; then
1173         AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1174         USE_UNIX_SOCKETS="yes"
1175 else
1176         USE_UNIX_SOCKETS="no"
1177 fi
1178 AC_SUBST(USE_UNIX_SOCKETS)
1179
1180 dnl if test "$ac_cv_setsockopt_iprecverr" = "yes"; then
1181 dnl     AC_DEFINE(ADAPT_PMTU, 1, [define if you want to decode icmp unreachable packets to discover path mtu])
1182 dnl fi
1183
1184 if test "$enable_namei_fileserver" = "yes"; then
1185         AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1186         VFSCK=""
1187 else
1188         if test "$enable_namei_fileserver" = "default"; then
1189                 case $host in
1190                         *-solaris2.10*)
1191                                 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1192                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1193                                 VFSCK=""
1194                                 ;;
1195                         *-solaris2.11*)
1196                                 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1197                                 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1198                                 VFSCK=""
1199                                 ;;
1200                         *)
1201                                 VFSCK="vfsck"
1202                                 ;;
1203                 esac
1204         else
1205                 VFSCK="vfsck"
1206         fi
1207 fi
1208
1209 dnl check for tivoli
1210 AC_MSG_CHECKING(for tivoli tsm butc support)
1211 XBSA_CFLAGS=""
1212 if test "$enable_tivoli_tsm" = "yes"; then
1213         XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1214         XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1215         XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1216         XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1217
1218         if test -r "$XBSADIR3/dsmapifp.h"; then
1219                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1220                 XBSA_XLIBS="-ldl"
1221                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1222         elif test -r "$XBSADIR4/dsmapifp.h"; then
1223                 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1224                 XBSA_XLIBS="-ldl"
1225                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1226         elif test -r "$XBSADIR1/xbsa.h"; then
1227                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1228                 XBSA_XLIBS=""
1229                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1230         elif test -r "$XBSADIR2/xbsa.h"; then
1231                 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1232                 XBSA_XLIBS=""
1233                 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1234         else
1235                 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1236         fi
1237 else
1238         AC_MSG_RESULT([no])
1239 fi
1240 AC_SUBST(XBSA_CFLAGS)
1241 AC_SUBST(XBSA_XLIBS) 
1242
1243 dnl checks for header files.
1244 AC_HEADER_STDC
1245 AC_HEADER_SYS_WAIT
1246 AC_HEADER_DIRENT
1247 AC_CHECK_HEADERS([ \
1248                    arpa/inet.h \
1249                    arpa/nameser.h \
1250                    curses.h\
1251                    direct.h \
1252                    et/com_err.h \
1253                    errno.h \
1254                    fcntl.h \
1255                    grp.h \
1256                    math.h \
1257                    mntent.h \
1258                    ncurses.h \
1259                    netdb.h \
1260                    netinet/in.h \
1261                    pthread_np.h \
1262                    pwd.h \
1263                    regex.h \
1264                    resolv.h \
1265                    security/pam_appl.h \
1266                    signal.h \
1267                    stdint.h \
1268                    stdio_ext.h \
1269                    stdlib.h \
1270                    string.h \
1271                    strings.h \
1272                    sys/bitypes.h \
1273                    sys/bswap.h \
1274                    sys/dk.h \
1275                    sys/fcntl.h \
1276                    sys/file.h \
1277                    sys/fs_types.h \
1278                    sys/fstyp.h \
1279                    sys/ioctl.h \
1280                    sys/ipc.h \
1281                    sys/lockf.h \
1282                    sys/map.h \
1283                    sys/mount.h \
1284                    sys/mntent.h \
1285                    sys/mnttab.h \
1286                    sys/pag.h \
1287                    sys/param.h \
1288                    sys/resource.h \
1289                    sys/select.h \
1290                    sys/statfs.h \
1291                    sys/statvfs.h \
1292                    sys/socket.h \
1293                    sys/sysctl.h \
1294                    sys/time.h \
1295                    sys/types.h \
1296                    sys/uio.h \
1297                    sys/un.h \
1298                    sys/vfs.h \
1299                    syslog.h \
1300                    termios.h \
1301                    time.h \
1302                    ucontext.h \
1303                    unistd.h \
1304                    windows.h \
1305                 ])
1306 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1307 #ifdef HAVE_SYS_SOCKET_H
1308 # include <sys/socket.h>
1309 #endif])
1310
1311 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1312 #ifdef HAVE_NET_IF_H
1313 # include <net/if.h>
1314 #endif])
1315
1316 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1317 #ifdef HAVE_SECURITY_PAM_APPL_H
1318 # include <security/pam_appl.h>
1319 #endif])
1320
1321 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1322
1323 AC_CHECK_TYPES([fsblkcnt_t],,,[
1324 #include <sys/types.h>
1325 #ifdef HAVE_SYS_BITYPES_H
1326 #include <sys/bitypes.h>
1327 #endif
1328 #ifdef HAVE_SYS_STATFS_H
1329 #include <sys/statfs.h>
1330 #endif
1331 #ifdef HAVE_SYS_STATVFS_H
1332 #include <sys/statvfs.h>
1333 #endif
1334 ])
1335
1336 dnl check for curses-lib
1337 save_LIBS=$LIBS
1338 AC_CHECK_LIB( [ncurses], [setupterm],
1339 [LIB_curses=-lncurses],
1340     [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1341         [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])
1342     ])
1343 ])
1344 LIBS=$save_LIBS
1345 AC_SUBST(LIB_curses)
1346
1347 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1348
1349 dnl Don't build PAM on IRIX; the interface doesn't work for us.
1350 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1351         case $AFS_SYSNAME in
1352         sgi_*)
1353                 HAVE_PAM="no"
1354                 ;;
1355         *)
1356                 HAVE_PAM="yes"
1357                 ;;
1358         esac
1359 else
1360         HAVE_PAM="no"
1361 fi
1362 AC_SUBST(HAVE_PAM)
1363
1364 if test "$enable_login" = yes; then
1365         BUILD_LOGIN="yes"
1366 else
1367         BUILD_LOGIN="no"
1368 fi
1369 AC_SUBST(BUILD_LOGIN)
1370
1371 AC_CHECK_FUNCS([ \
1372         arc4random \
1373         fcntl \
1374         fseeko64 \
1375         ftello64 \
1376         getcwd \
1377         getegid \
1378         geteuid \
1379         getgid \
1380         getuid \
1381         getprogname \
1382         getrlimit \
1383         issetugid \
1384         mkstemp \
1385         pread \
1386         preadv \
1387         preadv64 \
1388         pwrite \
1389         pwritev \
1390         pwritev64 \
1391         regcomp \
1392         regerror \
1393         regexec \
1394         setitimer \
1395         setprogname \
1396         setvbuf \
1397         sigaction \
1398         strcasestr \
1399         strerror \
1400         sysconf \
1401         sysctl \
1402         timegm \
1403 ])
1404
1405 OPENAFS_ROKEN()
1406 OPENAFS_C_ATTRIBUTE()
1407
1408 dnl Functions that Heimdal's libroken provides, but that we
1409 dnl haven't found a need for yet, and so haven't imported
1410 AC_CHECK_FUNCS([ \
1411         chown \
1412         fchown \
1413         gethostname \
1414         lstat \
1415         inet_aton \
1416         inet_ntop \
1417         inet_pton \
1418         putenv \
1419         readv \
1420         setenv \
1421         strdup \
1422         strftime \
1423         strndup \
1424         strsep \
1425         unsetenv \
1426 ])
1427
1428 dnl Functions that are in objects that we always build from libroken
1429 AC_CHECK_FUNCS([ \
1430         asprintf \
1431         asnprintf \
1432         vasprintf \
1433         vasnprintf \
1434         vsnprintf \
1435         snprintf \
1436 ])
1437
1438 dnl Functions that we're going to try and get from libroken
1439 AC_REPLACE_FUNCS([ \
1440         daemon \
1441         ecalloc \
1442         emalloc \
1443         erealloc \
1444         err \
1445         errx \
1446         flock \
1447         getdtablesize \
1448         getopt \
1449         getprogname \
1450         gettimeofday \
1451         localtime_r \
1452         mkstemp \
1453         strcasecmp \
1454         strlcat \
1455         strnlen \
1456         strlcpy \
1457         strsep \
1458         tdelete \
1459         tfind \
1460         tsearch \
1461         twalk \
1462         verr \
1463         verrx \
1464         vsyslog \
1465         vwarn \
1466         vwarnx \
1467         warn \
1468         warnx \
1469 ])
1470
1471 dnl Headers that we're going to try and get from libroken
1472 AC_CHECK_HEADERS([ \
1473         err.h \
1474         search.h \
1475 ])
1476
1477 AC_CHECK_DECLS([h_errno], [], [], [
1478 #include <sys/types.h>
1479 #ifdef HAVE_NETDB_H
1480 #include <netdb.h>
1481 #endif
1482 ])
1483
1484 AC_HEADER_TIME
1485
1486 ROKEN_HEADERS=
1487 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1488       [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1489       [])
1490 AC_SUBST(ROKEN_HEADERS)
1491
1492 dnl Stuff that's harder ...
1493 AC_MSG_CHECKING([for bswap16])
1494 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1495 #ifdef HAVE_SYS_TYPES_H
1496 #include <sys/types.h>
1497 #endif
1498 #ifdef HAVE_SYS_BSWAP_H
1499 #include <sys/bswap.h>
1500 #endif
1501 ],
1502 [short a, b; b = bswap16(a); ])],
1503 [AC_MSG_RESULT(yes)
1504  AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1505 ],
1506 [AC_MSG_RESULT(no)])
1507
1508 AC_MSG_CHECKING([for bswap32])
1509 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1510 #include <sys/types.h>
1511 #endif
1512 #ifdef HAVE_SYS_BSWAP_H
1513 #include <sys/bswap.h>
1514 #endif
1515 ],
1516 [int a, b; b = bswap32(a); ])],
1517 [AC_MSG_RESULT(yes)
1518  AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1519 ],
1520 [AC_MSG_RESULT(no)])
1521
1522 case $AFS_SYSNAME in
1523 *hp_ux* | *hpux*)
1524    AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1525    ;;
1526 *)
1527    AC_MSG_CHECKING([for positional I/O])
1528    if test "$ac_cv_func_pread" = "yes" && \
1529            test "$ac_cv_func_pwrite" = "yes"; then
1530       AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1531       AC_MSG_RESULT(yes)
1532    else
1533      AC_MSG_RESULT(no)
1534    fi
1535    AC_MSG_CHECKING([for vectored positional I/O])
1536    AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1537                "$ac_cv_func_pwritev" = "yes" -a \
1538                "$ac_cv_func_preadv64" = "yes" -a \
1539                "$ac_cv_func_pwritev64" = "yes"],
1540          [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1541           AC_MSG_RESULT(yes)],
1542          [AC_MSG_RESULT(no)])
1543    ;;
1544 esac
1545
1546 AC_MSG_CHECKING([for POSIX regex library])
1547 if test "$ac_cv_header_regex_h" = "yes" && \
1548         test "$ac_cv_func_regcomp" = "yes" && \
1549         test "$ac_cv_func_regexec" = "yes" && \
1550         test "$ac_cv_func_regerror" = "yes"; then
1551     AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1552     AC_MSG_RESULT(yes)
1553 else
1554     AC_MSG_RESULT(no)
1555 fi
1556
1557 dnl Look for "non-portable" pthreads functions.
1558 save_LIBS="$LIBS"
1559 LIBS="$LIBS $PTHREAD_LIBS"
1560 AC_CHECK_FUNCS([ \
1561         pthread_set_name_np \
1562         pthread_setname_np \
1563 ])
1564
1565 dnl Sadly, there are three different versions of pthread_setname_np.
1566 dnl Try to cater for all of them.
1567 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1568     AC_MSG_CHECKING([for signature of pthread_setname_np])
1569     AC_TRY_COMPILE([
1570 #include <pthread.h>
1571 #ifdef HAVE_PTHREAD_NP_H
1572 #include <pthread_np.h>
1573 #endif
1574 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1575         AC_MSG_RESULT([three arguments])
1576         pthread_setname_np_args=3], [
1577         AC_TRY_COMPILE([
1578 #include <pthread.h>
1579 #ifdef HAVE_PTHREAD_NP_H
1580 #include <pthread_np.h>
1581 #endif
1582 ], [pthread_setname_np(pthread_self(), "test")], [
1583             AC_MSG_RESULT([two arguments])
1584             pthread_setname_np_args=2], [
1585             AC_TRY_COMPILE([
1586 #include <pthread.h>
1587 #ifdef HAVE_PTHREAD_NP_H
1588 #include <pthread_np.h>
1589 #endif
1590 ], [pthread_setname_np("test")], [
1591                 AC_MSG_RESULT([one argument])
1592                 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1593 ])
1594 ])
1595 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1596 fi
1597 LIBS="$save_LIBS"
1598
1599 AC_TYPE_SIGNAL
1600 OPENAFS_RETSIGTYPE
1601 AC_CHECK_SIZEOF(void *)
1602 AC_CHECK_SIZEOF(unsigned long long)
1603 AC_CHECK_SIZEOF(unsigned long)
1604 AC_CHECK_SIZEOF(unsigned int)
1605 AC_TYPE_INTPTR_T
1606 AC_TYPE_UINTPTR_T
1607 AC_TYPE_SSIZE_T
1608 AC_CHECK_TYPE([sig_atomic_t],[],
1609     [AC_DEFINE([sig_atomic_t], [int],
1610         [Define to int if <signal.h> does not define.])],
1611 [#include <sys/types.h>
1612 #include <signal.h>])
1613 AC_CHECK_TYPE([socklen_t],[],
1614     [AC_DEFINE([socklen_t], [int],
1615         [Define to int if <sys/socket.h> does not define.])],
1616 [#include <sys/types.h>
1617 #include <sys/socket.h>])
1618 AC_CHECK_TYPES(off64_t)
1619 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1620 AC_CHECK_TYPES([struct winsize], [], [], [
1621 #ifdef HAVE_TERMIOS_H
1622 # include <termios.h>
1623 #else
1624 # include <sys/termios.h>
1625 #endif
1626 #include <sys/ioctl.h>])
1627 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1628                 struct sockaddr_storage],
1629                [], [], [
1630 #include <sys/types.h>
1631 #include <sys/socket.h>
1632 ])
1633 AC_CHECK_TYPES([sa_family_t], [], [], [
1634 #include <sys/types.h>
1635 #include <sys/socket.h>
1636 ])
1637 AC_CHECK_TYPES([struct addrinfo], [], [], [
1638 #include <sys/types.h>
1639 #ifdef HAVE_NETDB_H
1640 #include <netdb.h>
1641 #endif
1642 ])
1643 AC_CHECK_TYPES([long long], [], [], [])
1644
1645 AC_SIZEOF_TYPE(long)
1646
1647 RRA_HEADER_PAM_CONST
1648
1649
1650 dnl Directory PATH handling
1651 if test "x$enable_transarc_paths" = "xyes"  ; then 
1652     afsconfdir=${afsconfdir=/usr/afs/etc}
1653     viceetcdir=${viceetcdir=/usr/vice/etc}
1654     afskerneldir=${afskerneldir=${viceetcdir}}
1655     afssrvbindir=${afssrvbindir=/usr/afs/bin}
1656     afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1657     afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1658     afsdbdir=${afsdbdir=/usr/afs/db}
1659     afslogsdir=${afslogsdir=/usr/afs/logs}
1660     afslocaldir=${afslocaldir=/usr/afs/local}
1661     afsbackupdir=${afsbackupdir=/usr/afs/backup}
1662     afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1663     afsdatadir=${afsdatadir=/usr/vice/etc}
1664 else 
1665     afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1666     viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1667     afskerneldir=${afskerneldir='${libdir}/openafs'}
1668     afssrvbindir=${afssrvbindir='${bindir}'}
1669     afssrvsbindir=${afssrvsbindir='${sbindir}'}
1670     afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1671     afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1672     afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1673     afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1674     afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1675     afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1676     afsdatadir=${afsdatadir='${datadir}/openafs'}
1677 fi
1678 AC_SUBST(afsconfdir)
1679 AC_SUBST(viceetcdir)
1680 AC_SUBST(afskerneldir)
1681 AC_SUBST(afssrvbindir)
1682 AC_SUBST(afssrvsbindir)
1683 AC_SUBST(afssrvlibexecdir)
1684 AC_SUBST(afsdbdir)
1685 AC_SUBST(afslogsdir)
1686 AC_SUBST(afslocaldir)
1687 AC_SUBST(afsbackupdir)
1688 AC_SUBST(afsbosconfigdir)
1689 AC_SUBST(afsdatadir)
1690
1691 if test "x$enable_kernel_module" = "xyes"; then
1692 ENABLE_KERNEL_MODULE=libafs
1693 fi
1694
1695 if test "x$enable_pthreaded_ubik" = "xyes"; then
1696 ENABLE_PTHREADED_UBIK=yes
1697 fi
1698
1699 AC_SUBST(VFSCK)
1700 AC_SUBST(AFS_SYSNAME)
1701 AC_SUBST(AFS_PARAM_COMMON)
1702 AC_SUBST(ENABLE_KERNEL_MODULE)
1703 AC_SUBST(ENABLE_PTHREADED_UBIK)
1704 AC_SUBST(LIB_AFSDB)
1705 AC_SUBST(LINUX_KERNEL_PATH)
1706 AC_SUBST(LINUX_KERNEL_BUILD)
1707 AC_SUBST(HOST_CPU)
1708 AC_SUBST(BSD_KERNEL_PATH)
1709 AC_SUBST(BSD_KERNEL_BUILD)
1710 AC_SUBST(LINUX_VERSION)
1711 AC_SUBST(MKAFS_OSTYPE)
1712 AC_SUBST(TOP_OBJDIR)
1713 AC_SUBST(TOP_SRCDIR)
1714 AC_SUBST(TOP_INCDIR)
1715 AC_SUBST(TOP_LIBDIR)
1716 AC_SUBST(DEST)
1717 AC_SUBST(DARWIN_INFOFILE)
1718 AC_SUBST(IRIX_BUILD_IP35)
1719 AC_SUBST(HTML_XSL)
1720 AC_SUBST(XSLTPROC)
1721 AC_SUBST(DOCBOOK2PDF)
1722 AC_SUBST(DOCBOOK_STYLESHEETS)
1723
1724 OPENAFS_OSCONF
1725 OPENAFS_FUSE
1726 OPENAFS_SWIG
1727
1728 TOP_SRCDIR="${srcdir}/src"
1729 dnl
1730 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1731 dnl
1732 case $TOP_SRCDIR in
1733         /*)
1734                 ;;
1735         *)
1736                 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1737                 ;;
1738 esac
1739
1740 TOP_OBJDIR="${SRCDIR_PARENT}"
1741 TOP_INCDIR="${SRCDIR_PARENT}/include"
1742 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1743 if test "${DEST}x" = "x"; then
1744         DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1745 fi
1746
1747 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1748 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1749 AC_SUBST(HELPER_SPLINT)
1750 AC_SUBST(HELPER_SPLINTCFG)
1751
1752 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1753
1754 dnl Check to see if crypt lives in a different library
1755 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1756 AC_SUBST(LIB_crypt)
1757
1758 dnl Check to see if the compiler support labels in structs
1759 AC_MSG_CHECKING(for label support in structs)
1760 AC_TRY_COMPILE([], [
1761 extern void osi_UFSOpen(void);
1762 struct labeltest {
1763    void (*open) (void);
1764 };
1765 struct labeltest struct_labeltest = {
1766    .open       = osi_UFSOpen,
1767 }
1768 ],
1769 [AC_MSG_RESULT(yes)
1770  AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
1771 ],
1772 [AC_MSG_RESULT(no)
1773 ])
1774
1775 AC_MSG_CHECKING([checking for dirfd])
1776 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1777 #ifdef HAVE_DIRENT_H
1778 #include <dirent.h>
1779 #endif
1780 ]],
1781         [[DIR *d = 0; dirfd(d);]])],
1782         [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
1783 if test "$ac_rk_have_dirfd" = "yes" ; then
1784         AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
1785 fi
1786 AC_MSG_RESULT($ac_rk_have_dirfd)
1787
1788 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
1789 #ifdef HAVE_DIRENT_H
1790 #include <dirent.h>
1791 #endif])
1792
1793 dnl Eventually, this will look for the system one, or for OpenSSL
1794 LIB_hcrypto="-lafshcrypto"
1795 LDFLAGS_hcrypto="-L\$(TOP_LIBDIR)"
1796 AC_SUBST(LIB_hcrypto)
1797 AC_SUBST(LDFLAGS_hcrypto)
1798 ])
1799
1800 AC_DEFUN([SUMMARY], [
1801     # Print a configuration summary
1802 echo 
1803 echo "**************************************"
1804 echo configure summary
1805 echo
1806 AS_IF([test $LIB_curses],[
1807 echo "LIB_curses :                $LIB_curses" ],[
1808 echo "XXX LIB_curses  not found! not building scout and afsmonitor!"
1809 ])
1810 echo 
1811 echo "**************************************"
1812 ])