1 dnl This file contains the common configuration code which would
2 dnl otherwise be duplicated between configure and configure-libafs.
4 dnl NB: Because this code is a macro, references to positional shell
5 dnl parameters must be done like $[]1 instead of $1
7 AC_DEFUN([OPENAFS_CONFIGURE_COMMON],[
10 #undef STRUCT_SOCKADDR_HAS_SA_LEN
11 #if !defined(__BIG_ENDIAN__) && !defined(__LITTLE_ENDIAN__)
12 # if ENDIANESS_IN_SYS_PARAM_H
14 # include <sys/types.h>
15 # include <sys/param.h>
16 # if BYTE_ORDER == BIG_ENDIAN
17 # define WORDS_BIGENDIAN 1
20 # if defined(AUTOCONF_FOUND_BIGENDIAN)
21 # define WORDS_BIGENDIAN 1
23 # undef WORDS_BIGENDIAN
27 # if defined(AUTOCONF_FOUND_BIGENDIAN)
28 # define WORDS_BIGENDIAN 1
30 # undef WORDS_BIGENDIAN
34 # if defined(__BIG_ENDIAN__)
35 # define WORDS_BIGENDIAN 1
37 # undef WORDS_BIGENDIAN
42 * Always use 64-bit file offsets for UKERNEL code. Needed for UKERNEL stuff to
43 * play nice with some other interfaces like FUSE. We technically only would
44 * need to define this when building for such interfaces, but set it always to
45 * try and reduce potential confusion.
47 # define _FILE_OFFSET_BITS 64
48 # define AFS_CACHE_VNODE_PATH
54 #undef DEFINED_FOR_EACH_PROCESS
55 #undef DEFINED_PREV_TASK
56 #undef EXPORTED_SYS_CALL_TABLE
57 #undef EXPORTED_IA32_SYS_CALL_TABLE
58 #undef IRIX_HAS_MEM_FUNCS
59 #undef RECALC_SIGPENDING_TAKES_VOID
60 #undef STRUCT_FS_HAS_FS_ROLLED
62 /* glue for RedHat kernel bug */
63 #undef ENABLE_REDHAT_BUILDSYS
64 #if defined(ENABLE_REDHAT_BUILDSYS) && defined(KERNEL) && defined(REDHAT_FIX)
65 # include "redhat-fix.h"
74 AC_ARG_WITH([afs-sysname],
75 [AS_HELP_STRING([--with-afs-sysname=sys], [use sys for the afs sysname])
78 dnl General feature options.
79 AC_ARG_ENABLE([namei-fileserver],
80 [AS_HELP_STRING([--enable-namei-fileserver],
81 [force compilation of namei fileserver in preference to inode
84 [enable_namei_fileserver="default"])
85 AC_ARG_ENABLE([supergroups],
86 [AS_HELP_STRING([--enable-supergroups],
87 [enable support for nested pts groups])],
89 [enable_supergroups="no"])
90 AC_ARG_ENABLE([bitmap-later],
91 [AS_HELP_STRING([--enable-bitmap-later],
92 [enable fast startup of file server by not reading bitmap till
94 [AS_IF([test x"$withval" = xyes],
95 [AC_MSG_WARN([bitmap-later is only used by non-demand-attach
96 fileservers. Please migrate to demand-attach instead.])])],
97 [enable_bitmap_later="no"])
98 AC_ARG_ENABLE([unix-sockets],
99 [AS_HELP_STRING([--disable-unix-sockets],
100 [disable use of unix domain sockets for fssync (defaults to enabled)])],
102 [enable_unix_sockets="yes"])
103 AC_ARG_ENABLE([tivoli-tsm],
104 [AS_HELP_STRING([--enable-tivoli-tsm],
105 [enable use of the Tivoli TSM API libraries for butc support])],
107 [enable_tivoli_tsm="no"])
108 AC_ARG_ENABLE([pthreaded-ubik],
109 [AS_HELP_STRING([--disable-pthreaded-ubik],
110 [disable installation of pthreaded ubik applications (defaults to
113 [enable_pthreaded_ubik="yes"])
115 dnl Kernel module build options.
116 AC_ARG_WITH([linux-kernel-headers],
117 [AS_HELP_STRING([--with-linux-kernel-headers=path],
118 [use the kernel headers found at path (optional, defaults to
119 /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
120 then /usr/src/linux-2.4, and lastly /usr/src/linux)])
122 AC_ARG_WITH([linux-kernel-build],
123 [AS_HELP_STRING([--with-linux-kernel-build=path],
124 [use the kernel build found at path(optional, defaults to
125 kernel headers path)]
127 AC_ARG_WITH([bsd-kernel-headers],
128 [AS_HELP_STRING([--with-bsd-kernel-headers=path],
129 [use the kernel headers found at path (optional, defaults to
132 AC_ARG_WITH([bsd-kernel-build],
133 [AS_HELP_STRING([--with-bsd-kernel-build=path],
134 [use the kernel build found at path (optional, defaults to
135 KSRC/i386/compile/GENERIC)])
137 AC_ARG_WITH([linux-kernel-packaging],
138 [AS_HELP_STRING([--with-linux-kernel-packaging],
139 [use standard naming conventions to aid Linux kernel build packaging
140 (disables MPS, sets the kernel module name to openafs.ko, and
141 installs kernel modules into the standard Linux location)])],
142 [AC_SUBST([LINUX_KERNEL_PACKAGING], [yes])
143 AC_SUBST([LINUX_LIBAFS_NAME], [openafs])],
144 [AC_SUBST([LINUX_LIBAFS_NAME], [libafs])
146 AC_ARG_ENABLE([kernel-module],
147 [AS_HELP_STRING([--disable-kernel-module],
148 [disable compilation of the kernel module (defaults to enabled)])],
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
156 [enable_redhat_buildsys="no"])
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])],
163 [enable_transarc_paths="no"])
165 dnl Deprecated crypto
166 AC_ARG_ENABLE([kauth],
167 [AS_HELP_STRING([--enable-kauth],
168 [install the deprecated kauth server, pam modules, and utilities
169 (defaults to disabled)])],
174 dnl Optimization and debugging flags.
175 AC_ARG_ENABLE([strip-binaries],
176 [AS_HELP_STRING([--disable-strip-binaries],
177 [disable stripping of symbol information from binaries (defaults to
180 [enable_strip_binaries="maybe"])
181 AC_ARG_ENABLE([debug],
182 [AS_HELP_STRING([--enable-debug],
183 [enable compilation of the user space code with debugging information
184 (defaults to disabled)])],
187 AC_ARG_ENABLE([optimize],
188 [AS_HELP_STRING([--disable-optimize],
189 [disable optimization for compilation of the user space code (defaults
192 [enable_optimize="yes"])
193 AC_ARG_ENABLE([warnings],
194 [AS_HELP_STRING([--enable-warnings],
195 [enable compilation warnings when building with gcc (defaults to
198 [enable_warnings="no"])
199 AC_ARG_ENABLE([checking],
200 [AS_HELP_STRING([--enable-checking],
201 [turn compilation warnings into errors when building with gcc (defaults
203 [enable_checking="$enableval"],
204 [enable_checking="no"])
205 AC_ARG_ENABLE([debug-locks],
206 [AS_HELP_STRING([--enable-debug-locks],
207 [turn on lock debugging assertions (defaults to disabled)])],
208 [enable_debug_locks="$enableval"],
209 [enable_debug_locks="no"])
210 AC_ARG_ENABLE([debug-kernel],
211 [AS_HELP_STRING([--enable-debug-kernel],
212 [enable compilation of the kernel module with debugging information
213 (defaults to disabled)])],
215 [enable_debug_kernel="no"])
216 AC_ARG_ENABLE([optimize-kernel],
217 [AS_HELP_STRING([--disable-optimize-kernel],
218 [disable compilation of the kernel module with optimization (defaults
219 based on platform)])],
221 [enable_optimize_kernel=""])
222 AC_ARG_ENABLE([debug-lwp],
223 [AS_HELP_STRING([--enable-debug-lwp],
224 [enable compilation of the LWP code with debugging information
225 (defaults to disabled)])],
227 [enable_debug_lwp="no"])
228 AC_ARG_ENABLE([optimize-lwp],
229 [AS_HELP_STRING([--disable-optimize-lwp],
230 [disable optimization for compilation of the LWP code (defaults to
233 [enable_optimize_lwp="yes"])
234 AC_ARG_ENABLE([debug-pam],
235 [AS_HELP_STRING([--enable-debug-pam],
236 [enable compilation of the PAM code with debugging information
237 (defaults to disabled)])],
239 [enable_debug_pam="no"])
240 AC_ARG_ENABLE([optimize-pam],
241 [AS_HELP_STRING([--disable-optimize-pam],
242 [disable optimization for compilation of the PAM code (defaults to
245 [enable_optimize_pam="yes"])
246 AC_ARG_ENABLE([linux-syscall-probing],
247 [AS_HELP_STRING([--enable-linux-syscall-probing],
248 [enable Linux syscall probing (defaults to autodetect)])],
250 [enable_linux_syscall_probing="maybe"])
251 AC_ARG_ENABLE([linux-d_splice_alias-extra-iput],
252 [AS_HELP_STRING([--enable-linux-d_splice_alias-extra-iput],
253 [Linux kernels in the 3.17 series prior to 3.17.3 had a bug
254 wherein error returns from the d_splice_alias() function were
255 leaking a reference on the inode. The bug was fixed for the
256 3.17.3 kernel, and the possibility of an error return was only
257 introduced in kernel 3.17, so only the narrow range of kernels
258 is affected. Enable this option for builds on systems with
259 kernels affected by this bug, to manually release the reference
260 on error returns and correct the reference counting.
261 Linux commit 51486b900ee92856b977eacfc5bfbe6565028070 (or
262 equivalent) is the fix for the upstream bug, so if such a commit
263 is present, leave this option disabled. We apologize
264 that you are required to know this about your running kernel,
265 but luckily only a narrow range of versions is affected.])],
267 [enable_linux_d_splice_alias_extra_iput="no"])
268 AC_ARG_WITH([crosstools-dir],
269 [AS_HELP_STRING([--with-crosstools-dir=path],
270 [use path for native versions of rxgen, compile_et and config])
273 AC_ARG_WITH([xslt-processor],
274 AS_HELP_STRING([--with-xslt-processor=ARG],
275 [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
276 [XSLTPROC="$withval"],
277 [AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo])])
279 AC_ARG_WITH([html-xsl],
280 AS_HELP_STRING([--with-html-xsl],
281 [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
282 [HTML_XSL="$withval"],
283 [HTML_XSL="html/chunk.xsl"])
285 AC_ARG_WITH([docbook2pdf],
286 AS_HELP_STRING([--with-docbook2pdf=ARG],
287 [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
288 [DOCBOOK2PDF="$withval"],
289 [AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo])])
291 AC_ARG_WITH([docbook-stylesheets],
292 AS_HELP_STRING([--with-docbook-stylesheets=ARG],
293 [location of DocBook stylesheets (default is to search a set of likely paths)]),
294 [DOCBOOK_STYLESHEETS="$withval"],
295 [OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS],
296 [/usr/share/xml/docbook/stylesheet/nwalsh/current \
297 /usr/share/xml/docbook/stylesheet/nwalsh \
298 /usr/share/xml/docbook/xsl-stylesheets \
299 /usr/share/sgml/docbook/docbook-xsl-stylesheets \
300 /usr/share/sgml/docbook/xsl-stylesheets \
301 /usr/share/docbook-xsl \
302 /usr/share/sgml/docbkxsl \
303 /usr/local/share/xsl/docbook \
304 /sw/share/xml/xsl/docbook-xsl \
305 /opt/local/share/xsl/docbook-xsl],
307 AS_IF([test "x$DOCBOOK_STYLESHEETS" = "x"],
308 [AC_WARN([Docbook stylesheets not found; some documentation can't be built])
313 AS_HELP_STRING([--with-dot@<:@=PATH@:>@],
314 [use graphviz dot to generate dependency graphs with doxygen (defaults to autodetect)]),
315 [], [with_dot="maybe"])
319 dnl Check whether kindlegen exists. If not, we'll suppress that part of the
320 dnl documentation build.
321 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
322 AC_CHECK_PROGS([DOXYGEN], [doxygen])
324 dnl Optionally generate graphs with doxygen.
327 AC_CHECK_PROGS([DOT], [dot])
328 AS_IF([test "x$DOT" = "x"], [HAVE_DOT="no"], [HAVE_DOT="yes"])
343 dnl Checks for UNIX variants.
346 dnl Various compiler setup.
350 dnl Checks for programs.
356 dnl if we are flex, be lex-compatible
357 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
359 OPENAFS_FORCE_ABS_INSTALL
360 OPENAFS_CHECK_BIGENDIAN
361 OPENAFS_PRINTF_TAKES_Z_LEN
363 AC_MSG_CHECKING(your OS)
369 if test "x$enable_redhat_buildsys" = "xyes"; then
370 AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
372 if test "x$enable_kernel_module" = "xyes"; then
373 if test "x$with_linux_kernel_headers" != "x"; then
374 LINUX_KERNEL_PATH="$with_linux_kernel_headers"
376 for utsdir in "/lib/modules/`uname -r`/build" \
377 "/lib/modules/`uname -r`/source" \
378 "/usr/src/linux-2.4" \
380 LINUX_KERNEL_PATH="$utsdir"
381 for utsfile in "include/generated/utsrelease.h" \
382 "include/linux/utsrelease.h" \
383 "include/linux/version.h" \
384 "include/linux/version-up.h"; do
385 if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
391 if test "x$with_linux_kernel_build" != "x"; then
392 LINUX_KERNEL_BUILD="$with_linux_kernel_build"
394 LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
396 if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
397 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
398 LINUX_VERSION="$linux_kvers"
400 if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
401 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
402 LINUX_VERSION="$linux_kvers"
404 if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
405 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
406 if test "x$linux_kvers" = "x"; then
407 if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
408 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
409 if test "x$linux_kvers" = "x"; then
410 AC_MSG_ERROR(Linux headers lack version definition [2])
413 LINUX_VERSION="$linux_kvers"
416 AC_MSG_ERROR(Linux headers lack version definition)
420 LINUX_VERSION="$linux_kvers"
423 enable_kernel_module="no"
427 if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
428 test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
429 enable_kernel_module="no"
431 if test "x$enable_kernel_module" = "xno"; then
432 if test "x$with_linux_kernel_headers" != "x"; then
433 AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
436 AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
439 dnl do we need to determine SUBARCH from autoconf.h
444 if test "x$enable_kernel_module" = "xyes"; then
445 GUESS_LINUX_VERSION=${LINUX_VERSION}
447 GUESS_LINUX_VERSION=`uname -r`
449 case "$GUESS_LINUX_VERSION" in
450 2.2.*) AFS_SYSKVERS=22 ;;
451 2.4.*) AFS_SYSKVERS=24 ;;
452 [2.6.* | [3-9]* | [1-2][0-9]*]) AFS_SYSKVERS=26 ;;
453 *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
459 AC_PATH_PROG(SOLARISCC, [cc], ,
460 [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin:/opt/solarisstudio12.3/bin:/opt/solstudio12.2/bin:/opt/sunstudio12.1/bin])
461 if test "x$SOLARISCC" = "x" ; then
462 AC_MSG_FAILURE(Could not find the solaris cc program. Please define the environment variable SOLARISCC to specify the path.)
464 SOLARIS_UFSVFS_HAS_DQRWLOCK
465 SOLARIS_FS_HAS_FS_ROLLED
466 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
467 SOLARIS_HAVE_VN_RENAMEPATH
471 enable_kernel_module=no
477 if test -f "/usr/old/usr/include/ndir.h"; then
478 AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
482 if test -d /usr/include/sys/SN/SN1; then
483 IRIX_BUILD_IP35="IP35"
490 AC_MSG_RESULT(rs_aix)
494 AC_MSG_RESULT(arm_darwin)
498 AC_MSG_RESULT(ppc_darwin)
502 AC_MSG_RESULT(x86_darwin)
506 AC_MSG_RESULT(x86_darwin)
510 AC_MSG_RESULT(i386_fbsd)
514 AC_MSG_RESULT(amd64_fbsd)
522 AC_MSG_RESULT(amd64_obsd)
526 AC_MSG_RESULT(i386_obsd)
530 AC_MSG_RESULT(i386_dfbsd)
533 AC_MSG_RESULT($system)
537 if test "x$with_afs_sysname" != "x"; then
538 AFS_SYSNAME="$with_afs_sysname"
540 AC_MSG_CHECKING(your AFS sysname)
546 AFS_SYSNAME="i386_obsd${vM}${vm}"
548 sparc64-*-openbsd?.?)
552 AFS_SYSNAME="sparc64_obsd${vM}${vm}"
558 AFS_SYSNAME="amd64_obsd${vM}${vm}"
564 AFS_SYSNAME="i386_fbsd_${vM}${vm}"
570 AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
576 AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
578 i?86-*-netbsd*1.6[[M-Z]]*)
579 AFS_SYSNAME="i386_nbsd20"
581 powerpc-*-netbsd*1.6[[M-Z]]*)
582 AFS_SYSNAME="ppc_nbsd20"
585 arch=${host%%-unknown*}
586 arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
587 -e 's/powerpc/ppc/g')
598 if test $vm -eq 99 ; then
601 if test $vM -gt 1 ; then
604 AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
607 AFS_SYSNAME="hp_ux110"
610 AFS_SYSNAME="hp_ux11i"
613 AFS_SYSNAME="hp_ux1123"
616 AFS_SYSNAME="ia64_hpux1122"
619 AFS_SYSNAME="ia64_hpux1123"
622 AFS_SYSNAME="hp_ux102"
624 powerpc-apple-darwin7*)
625 AFS_SYSNAME="ppc_darwin_70"
628 powerpc-apple-darwin8.*)
629 AFS_SYSNAME="ppc_darwin_80"
632 i386-apple-darwin8.*)
633 AFS_SYSNAME="x86_darwin_80"
636 powerpc-apple-darwin9.*)
637 AFS_SYSNAME="ppc_darwin_90"
640 i386-apple-darwin9.*)
641 AFS_SYSNAME="x86_darwin_90"
644 i?86-apple-darwin10.*)
645 AFS_SYSNAME="x86_darwin_100"
648 x86_64-apple-darwin10.*)
649 AFS_SYSNAME="x86_darwin_100"
652 arm-apple-darwin10.*)
653 AFS_SYSNAME="arm_darwin_100"
656 x86_64-apple-darwin11.*)
657 AFS_SYSNAME="x86_darwin_110"
660 i?86-apple-darwin11.*)
661 AFS_SYSNAME="x86_darwin_110"
664 x86_64-apple-darwin12.*)
665 AFS_SYSNAME="x86_darwin_120"
668 i?86-apple-darwin12.*)
669 AFS_SYSNAME="x86_darwin_120"
672 x86_64-apple-darwin13.*)
673 AFS_SYSNAME="x86_darwin_130"
676 i?86-apple-darwin13.*)
677 AFS_SYSNAME="x86_darwin_130"
680 x86_64-apple-darwin14.*)
681 AFS_SYSNAME="x86_darwin_140"
684 i?86-apple-darwin14.*)
685 AFS_SYSNAME="x86_darwin_140"
688 x86_64-apple-darwin15.*)
689 AFS_SYSNAME="x86_darwin_150"
692 i?86-apple-darwin15.*)
693 AFS_SYSNAME="x86_darwin_150"
696 sparc-sun-solaris2.8)
697 AFS_SYSNAME="sun4x_58"
699 sparc-sun-solaris2.9)
700 AFS_SYSNAME="sun4x_59"
702 sparc-sun-solaris2.10)
703 AFS_SYSNAME="sun4x_510"
705 sparc-sun-solaris2.11)
706 AFS_SYSNAME="sun4x_511"
709 AFS_SYSNAME="sunx86_58"
712 AFS_SYSNAME="sunx86_59"
715 AFS_SYSNAME="sunx86_510"
718 AFS_SYSNAME="sunx86_511"
721 AFS_SYSNAME="alpha_dux40"
724 AFS_SYSNAME="alpha_dux50"
727 AFS_SYSNAME="alpha_dux51"
734 AFS_SYSNAME="ia64_linuxXX"
737 AFS_SYSNAME="`/bin/arch`_linuxXX"
740 AFS_SYSNAME="ppc64_linuxXX"
743 AFS_SYSNAME="alpha_linux_XX"
746 AFS_SYSNAME="s390_linuxXX"
749 AFS_SYSNAME="s390x_linuxXX"
752 AFS_SYSNAME="`/bin/arch`_linuxXX"
755 AFS_SYSNAME="sparc64_linuxXX"
758 AFS_SYSNAME="i386_linuxXX"
761 AFS_SYSNAME="arm_linuxXX"
763 parisc-*-linux-gnu|hppa-*-linux-gnu)
764 AFS_SYSNAME="parisc_linuxXX"
768 AFS_SYSNAME="rs_aix42"
772 AFS_SYSNAME="rs_aix42"
776 AFS_SYSNAME="rs_aix51"
780 AFS_SYSNAME="rs_aix52"
784 AFS_SYSNAME="rs_aix53"
788 AFS_SYSNAME="rs_aix61"
792 AFS_SYSNAME="amd64_linuxXX"
796 AC_MSG_ERROR(An AFS sysname is required)
801 *_linux* | *_umlinux*)
802 if test "x${AFS_SYSKVERS}" = "x"; then
803 AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
805 if test "x${AFS_SYSKVERS}" = "x24" ||
806 test "x${AFS_SYSKVERS}" = "x22"; then
807 AC_MSG_ERROR([Linux 2.4.x and older are no longer supported by OpenAFS. Please use an OpenAFS 1.6.x release on those systems.])
809 _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
810 AFS_SYSNAME="$_AFS_SYSNAME"
813 [#ifndef CONFIG_USERMODE
816 ac_cv_linux_is_uml=yes,)
817 if test "${ac_cv_linux_is_uml}" = yes; then
818 _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
820 AFS_SYSNAME="$_AFS_SYSNAME"
823 AC_MSG_RESULT($AFS_SYSNAME)
828 AC_CHECK_HEADERS(crt_externs.h)
829 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
830 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
835 dnl Some hosts have a separate common param file they should include. Figure
836 dnl out if we're on one of them now that we know the sysname.
838 *_nbsd15) AFS_PARAM_COMMON=param.nbsd15.h ;;
839 *_nbsd16) AFS_PARAM_COMMON=param.nbsd16.h ;;
840 *_nbsd20) AFS_PARAM_COMMON=param.nbsd20.h ;;
841 *_nbsd21) AFS_PARAM_COMMON=param.nbsd21.h ;;
842 *_nbsd30) AFS_PARAM_COMMON=param.nbsd30.h ;;
843 *_nbsd40) AFS_PARAM_COMMON=param.nbsd40.h ;;
844 *_nbsd50) AFS_PARAM_COMMON=param.nbsd50.h ;;
845 *_nbsd60) AFS_PARAM_COMMON=param.nbsd60.h ;;
846 *_nbsd70) AFS_PARAM_COMMON=param.nbsd70.h ;;
847 *_obsd31) AFS_PARAM_COMMON=param.obsd31.h ;;
848 *_obsd32) AFS_PARAM_COMMON=param.obsd32.h ;;
849 *_obsd33) AFS_PARAM_COMMON=param.obsd33.h ;;
850 *_obsd34) AFS_PARAM_COMMON=param.obsd34.h ;;
851 *_obsd35) AFS_PARAM_COMMON=param.obsd35.h ;;
852 *_obsd36) AFS_PARAM_COMMON=param.obsd36.h ;;
853 *_obsd37) AFS_PARAM_COMMON=param.obsd37.h ;;
854 *_obsd38) AFS_PARAM_COMMON=param.obsd38.h ;;
855 *_obsd39) AFS_PARAM_COMMON=param.obsd39.h ;;
856 *_obsd40) AFS_PARAM_COMMON=param.obsd40.h ;;
857 *_obsd41) AFS_PARAM_COMMON=param.obsd41.h ;;
858 *_obsd42) AFS_PARAM_COMMON=param.obsd42.h ;;
859 *_obsd43) AFS_PARAM_COMMON=param.obsd43.h ;;
860 *_obsd44) AFS_PARAM_COMMON=param.obsd44.h ;;
861 *_obsd45) AFS_PARAM_COMMON=param.obsd45.h ;;
862 *_obsd46) AFS_PARAM_COMMON=param.obsd46.h ;;
863 *_obsd47) AFS_PARAM_COMMON=param.obsd47.h ;;
864 *_obsd48) AFS_PARAM_COMMON=param.obsd48.h ;;
865 *_obsd49) AFS_PARAM_COMMON=param.obsd49.h ;;
866 *_obsd50) AFS_PARAM_COMMON=param.obsd50.h ;;
867 *_obsd51) AFS_PARAM_COMMON=param.obsd51.h ;;
868 *_obsd52) AFS_PARAM_COMMON=param.obsd52.h ;;
869 *_obsd53) AFS_PARAM_COMMON=param.obsd53.h ;;
870 *_obsd54) AFS_PARAM_COMMON=param.obsd54.h ;;
871 *_linux26) AFS_PARAM_COMMON=param.linux26.h ;;
872 # Linux alpha adds an extra underscore for no good reason.
873 *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
874 *_fbsd_*) AFS_PARAM_COMMON=param.generic_fbsd.h ;;
879 case $AFS_SYSNAME in *_linux* | *_umlinux*)
881 # Add (sub-) architecture-specific paths needed by conftests
884 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
885 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
886 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
887 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
890 if test "x$enable_kernel_module" = "xyes"; then
891 if test "x$enable_debug_kernel" = "xno"; then
892 LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
894 OPENAFS_GCC_SUPPORTS_MARCH
895 AC_SUBST(P5PLUS_KOPTS)
896 OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
897 OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
898 OPENAFS_GCC_SUPPORTS_NO_COMMON
899 OPENAFS_GCC_SUPPORTS_PIPE
900 AC_SUBST(LINUX_GCC_KOPTS)
902 dnl Setup the kernel build environment
903 LINUX_KBUILD_USES_EXTRA_CFLAGS
904 LINUX_KERNEL_COMPILE_WORKS
906 dnl Operation signature checks
907 AC_CHECK_LINUX_OPERATION([inode_operations], [follow_link], [no_nameidata],
908 [#include <linux/fs.h>],
910 [struct dentry *dentry, void **link_data])
911 AC_CHECK_LINUX_OPERATION([inode_operations], [put_link], [no_nameidata],
912 [#include <linux/fs.h>],
914 [struct inode *inode, void *link_data])
916 dnl Check for header files
917 AC_CHECK_LINUX_HEADER([config.h])
918 AC_CHECK_LINUX_HEADER([exportfs.h])
919 AC_CHECK_LINUX_HEADER([freezer.h])
920 AC_CHECK_LINUX_HEADER([key-type.h])
921 AC_CHECK_LINUX_HEADER([semaphore.h])
922 AC_CHECK_LINUX_HEADER([seq_file.h])
924 dnl Type existence checks
925 AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
926 AC_CHECK_LINUX_TYPE([kuid_t], [uidgid.h])
928 dnl Check for structure elements
929 AC_CHECK_LINUX_STRUCT([address_space], [backing_dev_info], [fs.h])
930 AC_CHECK_LINUX_STRUCT([address_space_operations],
931 [write_begin], [fs.h])
932 AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
934 AC_CHECK_LINUX_STRUCT([cred], [session_keyring], [cred.h])
935 AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
936 AC_CHECK_LINUX_STRUCT([dentry], [d_u.d_alias], [dcache.h])
937 AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
938 AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
939 AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
940 AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
941 AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
942 AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
943 AC_CHECK_LINUX_STRUCT([file], [f_path], [fs.h])
944 AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
945 AC_CHECK_LINUX_STRUCT([file_operations], [iterate], [fs.h])
946 AC_CHECK_LINUX_STRUCT([file_operations], [read_iter], [fs.h])
947 AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
948 AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
949 AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
950 AC_CHECK_LINUX_STRUCT([key], [payload.value], [key.h])
951 AC_CHECK_LINUX_STRUCT([key_type], [instantiate_prep], [key-type.h])
952 AC_CHECK_LINUX_STRUCT([key_type], [match_preparse], [key-type.h])
953 AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
954 AC_CHECK_LINUX_STRUCT([msghdr], [msg_iter], [socket.h])
955 AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
956 AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
957 AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
958 AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
959 AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
961 AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
963 AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
964 AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
965 AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
966 AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
967 AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
968 AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
969 AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
970 AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
971 AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
972 AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
973 AC_CHECK_LINUX_STRUCT([task_struct], [total_link_count], [sched.h])
974 LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
976 dnl Check for typed structure elements
977 AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
980 dnl Function existence checks
982 AC_CHECK_LINUX_FUNC([__vfs_read],
983 [#include <linux/fs.h>],
984 [__vfs_read(NULL, NULL, 0, NULL);])
985 AC_CHECK_LINUX_FUNC([bdi_init],
986 [#include <linux/backing-dev.h>],
988 AC_CHECK_LINUX_FUNC([PageChecked],
989 [#include <linux/mm.h>
990 #include <linux/page-flags.h>],
992 int bchecked = PageChecked(_page);])
993 AC_CHECK_LINUX_FUNC([PageFsMisc],
994 [#include <linux/mm.h>
995 #include <linux/page-flags.h>],
997 int bchecked = PageFsMisc(_page);])
998 AC_CHECK_LINUX_FUNC([clear_inode],
999 [#include <linux/fs.h>],
1000 [clear_inode(NULL);])
1001 AC_CHECK_LINUX_FUNC([current_kernel_time],
1002 [#include <linux/time.h>],
1004 s = current_kernel_time();])
1005 AC_CHECK_LINUX_FUNC([d_alloc_anon],
1006 [#include <linux/fs.h>],
1007 [d_alloc_anon(NULL);])
1008 AC_CHECK_LINUX_FUNC([d_count],
1009 [#include <linux/dcache.h>],
1011 AC_CHECK_LINUX_FUNC([d_make_root],
1012 [#include <linux/fs.h>],
1013 [d_make_root(NULL);])
1014 AC_CHECK_LINUX_FUNC([do_sync_read],
1015 [#include <linux/fs.h>],
1016 [do_sync_read(NULL, NULL, 0, NULL);])
1017 AC_CHECK_LINUX_FUNC([find_task_by_pid],
1018 [#include <linux/sched.h>],
1019 [pid_t p; find_task_by_pid(p);])
1020 AC_CHECK_LINUX_FUNC([generic_file_aio_read],
1021 [#include <linux/fs.h>],
1022 [generic_file_aio_read(NULL,NULL,0,0);])
1023 AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
1024 [#include <linux/pagemap.h>],
1025 [grab_cache_page_write_begin(NULL, 0, 0);])
1026 AC_CHECK_LINUX_FUNC([hlist_unhashed],
1027 [#include <linux/list.h>],
1028 [hlist_unhashed(0);])
1029 AC_CHECK_LINUX_FUNC([ihold],
1030 [#include <linux/fs.h>],
1032 AC_CHECK_LINUX_FUNC([i_size_read],
1033 [#include <linux/fs.h>],
1034 [i_size_read(NULL);])
1035 AC_CHECK_LINUX_FUNC([inode_setattr],
1036 [#include <linux/fs.h>],
1037 [inode_setattr(NULL, NULL);])
1038 AC_CHECK_LINUX_FUNC([iter_file_splice_write],
1039 [#include <linux/fs.h>],
1040 [iter_file_splice_write(NULL,NULL,NULL,0,0);])
1041 AC_CHECK_LINUX_FUNC([kernel_setsockopt],
1042 [#include <linux/net.h>],
1043 [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
1044 AC_CHECK_LINUX_FUNC([locks_lock_file_wait],
1045 [#include <linux/fs.h>],
1046 [locks_lock_file_wait(NULL, NULL);])
1047 AC_CHECK_LINUX_FUNC([page_follow_link],
1048 [#include <linux/fs.h>],
1049 [page_follow_link(0,0);])
1050 AC_CHECK_LINUX_FUNC([page_offset],
1051 [#include <linux/pagemap.h>],
1052 [page_offset(NULL);])
1053 AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
1054 [#include <linux/pagevec.h>],
1055 [__pagevec_lru_add_file(NULL);])
1056 AC_CHECK_LINUX_FUNC([path_lookup],
1057 [#include <linux/fs.h>
1058 #include <linux/namei.h>],
1059 [path_lookup(NULL, 0, NULL);])
1060 AC_CHECK_LINUX_FUNC([proc_create],
1061 [#include <linux/proc_fs.h>],
1062 [proc_create(NULL, 0, NULL, NULL);])
1063 AC_CHECK_LINUX_FUNC([rcu_read_lock],
1064 [#include <linux/rcupdate.h>],
1066 AC_CHECK_LINUX_FUNC([set_nlink],
1067 [#include <linux/fs.h>],
1068 [set_nlink(NULL, 1);])
1069 AC_CHECK_LINUX_FUNC([sock_create_kern],
1070 [#include <linux/net.h>],
1071 [sock_create_kern(0, 0, 0, NULL);])
1072 AC_CHECK_LINUX_FUNC([sock_create_kern_ns],
1073 [#include <linux/net.h>],
1074 [sock_create_kern(NULL, 0, 0, 0, NULL);])
1075 AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
1076 [#include <linux/splice.h>],
1077 [splice_direct_to_actor(NULL,NULL,NULL);])
1078 AC_CHECK_LINUX_FUNC([default_file_splice_read],
1079 [#include <linux/fs.h>],
1080 [default_file_splice_read(NULL,NULL,NULL, 0, 0);])
1081 AC_CHECK_LINUX_FUNC([svc_addr_in],
1082 [#include <linux/sunrpc/svc.h>],
1083 [svc_addr_in(NULL);])
1084 AC_CHECK_LINUX_FUNC([zero_user_segments],
1085 [#include <linux/highmem.h>],
1086 [zero_user_segments(NULL, 0, 0, 0, 0);])
1087 AC_CHECK_LINUX_FUNC([noop_fsync],
1088 [#include <linux/fs.h>],
1089 [void *address = &noop_fsync; printk("%p\n", address)];)
1090 AC_CHECK_LINUX_FUNC([kthread_run],
1091 [#include <linux/kernel.h>
1092 #include <linux/kthread.h>],
1093 [kthread_run(NULL, NULL, "test");])
1095 dnl Consequences - things which get set as a result of the
1097 AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1098 [AC_DEFINE([AFS_NONFSTRANS], 1,
1099 [define to disable the nfs translator])])
1101 dnl Assorted more complex tests
1103 LINUX_EXPORTS_PROC_ROOT_FS
1104 LINUX_KMEM_CACHE_INIT
1105 LINUX_HAVE_KMEM_CACHE_T
1106 LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1107 LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1108 LINUX_D_PATH_TAKES_STRUCT_PATH
1109 LINUX_NEW_EXPORT_OPS
1110 LINUX_INODE_SETATTR_RETURN_TYPE
1111 LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1112 LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1113 LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1114 LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1115 LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1116 LINUX_DOP_D_DELETE_TAKES_CONST
1117 LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1118 LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1119 LINUX_FOP_F_FSYNC_TAKES_DENTRY
1120 LINUX_FOP_F_FSYNC_TAKES_RANGE
1121 LINUX_AOP_WRITEBACK_CONTROL
1122 LINUX_FS_STRUCT_FOP_HAS_SPLICE
1123 LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1124 LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1125 LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1126 LINUX_KERNEL_SOCK_CREATE
1127 LINUX_EXPORTS_KEY_TYPE_KEYRING
1129 LINUX_RECALC_SIGPENDING_ARG_TYPE
1130 LINUX_EXPORTS_TASKLIST_LOCK
1131 LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1132 LINUX_STATFS_TAKES_DENTRY
1134 LINUX_HAVE_TRY_TO_FREEZE
1135 LINUX_LINUX_KEYRING_SUPPORT
1136 LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1137 LINUX_KEY_ALLOC_NEEDS_CRED
1138 LINUX_INIT_WORK_HAS_DATA
1139 LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1140 LINUX_HAVE_DCACHE_LOCK
1141 LINUX_D_COUNT_IS_INT
1142 LINUX_IOP_MKDIR_TAKES_UMODE_T
1143 LINUX_IOP_CREATE_TAKES_UMODE_T
1144 LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1145 LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1146 LINUX_DENTRY_OPEN_TAKES_PATH
1147 LINUX_D_ALIAS_IS_HLIST
1148 LINUX_HLIST_ITERATOR_NO_NODE
1149 LINUX_IOP_I_CREATE_TAKES_BOOL
1150 LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1151 LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1152 LINUX_D_INVALIDATE_IS_VOID
1154 dnl If we are guaranteed that keyrings will work - that is
1155 dnl a) The kernel has keyrings enabled
1156 dnl b) The code is new enough to give us a key_type_keyring
1157 dnl then we just disable syscall probing unless we've been
1160 AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1161 [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1162 [enable_linux_syscall_probing="no"],
1163 [enable_linux_syscall_probing="yes"])
1166 dnl Syscall probing needs a few tests of its own, and just
1167 dnl won't work if the kernel doesn't export init_mm
1168 AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1169 LINUX_EXPORTS_INIT_MM
1170 AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1172 [Can't do syscall probing without exported init_mm])
1174 LINUX_EXPORTS_SYS_CHDIR
1175 LINUX_EXPORTS_SYS_OPEN
1176 AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1177 [define to enable syscall table probes])
1180 dnl Packaging and SMP build
1181 if test "x$with_linux_kernel_packaging" != "xyes" ; then
1188 if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1189 AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1190 AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1192 ac_cv_linux_exports_sys_call_table=no
1193 if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1194 ac_cv_linux_exports_ia32_sys_call_table=yes
1197 LINUX_EXPORTS_KALLSYMS_ADDRESS
1198 LINUX_EXPORTS_KALLSYMS_SYMBOL
1199 LINUX_EXPORTS_SYS_CALL_TABLE
1200 LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1201 if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1202 linux_syscall_method=none
1203 if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1204 linux_syscall_method=scan
1205 if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1206 linux_syscall_method=scan_with_kallsyms_address
1209 if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1210 linux_syscall_method=kallsyms_symbol
1212 if test "x$linux_syscall_method" = "xnone"; then
1213 AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1214 linux_syscall_method=scan
1218 if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1219 AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1221 if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1222 AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1224 if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1225 AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1227 AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1231 if test "x$enable_linux_d_splice_alias_extra_iput" = xyes; then
1232 AC_DEFINE(D_SPLICE_ALIAS_LEAK_ON_ERROR, 1, [for internal use])
1234 dnl Linux-only, but just enable always.
1235 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1238 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1239 [ac_cv_sync_fetch_and_add],
1240 [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1241 [ac_cv_sync_fetch_and_add=yes],
1242 [ac_cv_sync_fetch_and_add=no])
1244 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1245 [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1246 [define if your C compiler has __sync_add_and_fetch])])
1248 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1249 [ac_cv_sockaddr_len],
1250 [AC_TRY_COMPILE( [#include <sys/types.h>
1251 #include <sys/socket.h>],
1252 [struct sockaddr *a; a->sa_len=0;],
1253 [ac_cv_sockaddr_len=yes],
1254 [ac_cv_sockaddr_len=no])
1256 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1257 [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1258 [define if you struct sockaddr sa_len])])
1260 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1261 echo Skipping library tests because they confuse Irix.
1263 AC_SEARCH_LIBS([socket], [socket inet])
1264 AC_SEARCH_LIBS([connect], [nsl])
1265 AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1267 dnl darwin wants it, aix hates it
1268 AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1272 #include <sys/types.h>
1273 #include <sys/socket.h>
1274 #include <netinet/in.h>
1275 #include <arpa/inet.h>
1276 #include <arpa/nameser.h>
1277 #include <arpa/nameser_compat.h>
1279 ], [static int i; i = 0;],
1281 AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1285 openafs_save_libs="$LIBS"
1286 AC_MSG_CHECKING([for res_search])
1289 if test "$ac_cv_func_res_search" = no; then
1290 for lib in dns nsl resolv; do
1291 if test "$ac_cv_func_res_search" != yes; then
1294 LIBS="$openafs_save_libs"
1297 if test "$ac_cv_func_res_search" = yes; then
1299 AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1300 AC_MSG_RESULT([yes, in lib$lib])
1305 AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1310 XLIBS="$LIB_AFSDB $XLIBS"
1312 AC_CHECK_RESOLV_RETRANS
1314 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1315 [ac_cv_setsockopt_iprecverr],
1317 #include <sys/types.h>
1318 #include <sys/socket.h>
1319 #include <netinet/in.h>],
1321 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1322 [ac_cv_setsockopt_iprecverr=yes],
1323 [ac_cv_setsockopt_iprecverr=no])])
1325 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1326 [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1327 [define if we can receive socket errors via IP_RECVERR])])
1330 if test "x$MKAFS_OSTYPE" = OBSD; then
1331 PTHREAD_LIBS="-pthread"
1333 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1334 PTHREAD_LIBS="-pthread"
1336 if test "x$PTHREAD_LIBS" = xerror; then
1337 AC_CHECK_LIB(pthread, pthread_attr_init,
1338 PTHREAD_LIBS="-lpthread")
1340 if test "x$PTHREAD_LIBS" = xerror; then
1341 AC_CHECK_LIB(pthreads, pthread_attr_init,
1342 PTHREAD_LIBS="-lpthreads")
1344 if test "x$PTHREAD_LIBS" = xerror; then
1345 AC_CHECK_LIB(c_r, pthread_attr_init,
1346 PTHREAD_LIBS="-lc_r")
1348 if test "x$PTHREAD_LIBS" = xerror; then
1349 AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1351 if test "x$PTHREAD_LIBS" = xerror; then
1352 # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1353 AC_CHECK_LIB(pthread, pthread_attr_destroy,
1354 PTHREAD_LIBS="-lpthread")
1356 if test "x$PTHREAD_LIBS" = xerror; then
1357 AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1359 AC_SUBST(PTHREAD_LIBS)
1361 HOST_CPU="$host_cpu"
1363 if test "x$with_bsd_kernel_headers" != "x"; then
1364 BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1366 BSD_KERNEL_PATH="/usr/src/sys"
1369 if test "x$with_bsd_kernel_build" != "x"; then
1370 BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1372 case $AFS_SYSNAME in
1374 BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1377 BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1382 if test "$enable_supergroups" = "yes"; then
1383 AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1386 if test "$enable_bitmap_later" = "yes"; then
1387 AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1390 if test "$enable_unix_sockets" = "yes"; then
1391 AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1392 USE_UNIX_SOCKETS="yes"
1394 USE_UNIX_SOCKETS="no"
1396 AC_SUBST(USE_UNIX_SOCKETS)
1398 if test "$enable_namei_fileserver" = "yes"; then
1399 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1402 if test "$enable_namei_fileserver" = "default"; then
1405 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1406 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1410 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1411 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1423 dnl check for tivoli
1424 AC_MSG_CHECKING(for tivoli tsm butc support)
1426 if test "$enable_tivoli_tsm" = "yes"; then
1427 XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1428 XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1429 XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1430 XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1431 XBSADIR5=/usr/tivoli/tsm/client/api/bin64/sample
1432 XBSADIR6=/opt/tivoli/tsm/client/api/bin64/sample
1434 if test -r "$XBSADIR3/dsmapifp.h"; then
1435 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1437 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1438 elif test -r "$XBSADIR4/dsmapifp.h"; then
1439 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1441 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1442 elif test -r "$XBSADIR5/dsmapifp.h"; then
1443 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR5"
1445 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1446 elif test -r "$XBSADIR6/dsmapifp.h"; then
1447 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR6"
1449 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1450 elif test -r "$XBSADIR1/xbsa.h"; then
1451 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1453 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1454 elif test -r "$XBSADIR2/xbsa.h"; then
1455 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1457 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1459 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1464 AC_SUBST(XBSA_CFLAGS)
1465 AC_SUBST(XBSA_XLIBS)
1466 XLIBS="$XBSA_XLIBS $XLIBS"
1468 dnl checks for header files.
1472 AC_CHECK_HEADERS([ \
1489 security/pam_appl.h \
1531 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1532 #ifdef HAVE_NETINET_IN_H
1533 # include <netinet/in.h>
1536 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1537 #ifdef HAVE_SYS_SOCKET_H
1538 # include <sys/socket.h>
1541 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1542 #ifdef HAVE_SYS_SOCKET_H
1543 # include <sys/socket.h>
1545 #ifdef HAVE_NETINET_IN_H
1546 # include <netinet/in.h>
1548 #ifdef HAVE_NET_IF_H
1549 # include <net/if.h>
1552 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1553 #ifdef HAVE_SECURITY_PAM_APPL_H
1554 # include <security/pam_appl.h>
1557 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1559 AC_CHECK_TYPES([fsblkcnt_t],,,[
1560 #include <sys/types.h>
1561 #ifdef HAVE_SYS_BITYPES_H
1562 #include <sys/bitypes.h>
1564 #ifdef HAVE_SYS_STATFS_H
1565 #include <sys/statfs.h>
1567 #ifdef HAVE_SYS_STATVFS_H
1568 #include <sys/statvfs.h>
1572 dnl see what struct stat has for timestamps
1573 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1575 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1577 if test "$enable_debug_locks" = yes; then
1578 AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1581 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1588 if test "$enable_login" = yes; then
1593 AC_SUBST(BUILD_LOGIN)
1595 if test "$enable_kauth" = yes; then
1600 AC_SUBST(INSTALL_KAUTH)
1642 OPENAFS_C_ATTRIBUTE()
1645 dnl Functions that Heimdal's libroken provides, but that we
1646 dnl haven't found a need for yet, and so haven't imported
1663 dnl Functions that are in objects that we always build from libroken
1673 dnl Functions that we're going to try and get from libroken
1674 AC_REPLACE_FUNCS([ \
1715 dnl Headers that we're going to try and get from libroken
1716 AC_CHECK_HEADERS([ \
1721 AC_CHECK_DECLS([h_errno], [], [], [
1722 #include <sys/types.h>
1731 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1732 [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1734 AC_SUBST(ROKEN_HEADERS)
1736 dnl Stuff that's harder ...
1737 AC_MSG_CHECKING([for bswap16])
1738 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1739 #ifdef HAVE_SYS_TYPES_H
1740 #include <sys/types.h>
1742 #ifdef HAVE_SYS_BSWAP_H
1743 #include <sys/bswap.h>
1746 [short a, b; b = bswap16(a); ])],
1748 AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1750 [AC_MSG_RESULT(no)])
1752 AC_MSG_CHECKING([for bswap32])
1753 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1754 #include <sys/types.h>
1756 #ifdef HAVE_SYS_BSWAP_H
1757 #include <sys/bswap.h>
1760 [int a, b; b = bswap32(a); ])],
1762 AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1764 [AC_MSG_RESULT(no)])
1766 case $AFS_SYSNAME in
1768 AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1771 AC_MSG_CHECKING([for positional I/O])
1772 if test "$ac_cv_func_pread" = "yes" && \
1773 test "$ac_cv_func_pwrite" = "yes"; then
1774 AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1779 AC_MSG_CHECKING([for vectored positional I/O])
1780 AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1781 "$ac_cv_func_pwritev" = "yes" -a \
1782 "$ac_cv_func_preadv64" = "yes" -a \
1783 "$ac_cv_func_pwritev64" = "yes"],
1784 [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1785 AC_MSG_RESULT(yes)],
1786 [AC_MSG_RESULT(no)])
1790 AC_MSG_CHECKING([for POSIX regex library])
1791 if test "$ac_cv_header_regex_h" = "yes" && \
1792 test "$ac_cv_func_regcomp" = "yes" && \
1793 test "$ac_cv_func_regexec" = "yes" && \
1794 test "$ac_cv_func_regerror" = "yes"; then
1795 AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1801 dnl Look for "non-portable" pthreads functions.
1803 LIBS="$LIBS $PTHREAD_LIBS"
1805 pthread_set_name_np \
1806 pthread_setname_np \
1809 dnl Sadly, there are three different versions of pthread_setname_np.
1810 dnl Try to cater for all of them.
1811 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1812 AC_MSG_CHECKING([for signature of pthread_setname_np])
1814 #include <pthread.h>
1815 #ifdef HAVE_PTHREAD_NP_H
1816 #include <pthread_np.h>
1818 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1819 AC_MSG_RESULT([three arguments])
1820 pthread_setname_np_args=3], [
1822 #include <pthread.h>
1823 #ifdef HAVE_PTHREAD_NP_H
1824 #include <pthread_np.h>
1826 ], [pthread_setname_np(pthread_self(), "test")], [
1827 AC_MSG_RESULT([two arguments])
1828 pthread_setname_np_args=2], [
1830 #include <pthread.h>
1831 #ifdef HAVE_PTHREAD_NP_H
1832 #include <pthread_np.h>
1834 ], [pthread_setname_np("test")], [
1835 AC_MSG_RESULT([one argument])
1836 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1839 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1843 openafs_cv_saved_CFLAGS="$CFLAGS"
1844 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1848 AC_CHECK_SIZEOF(void *)
1849 AC_CHECK_SIZEOF(unsigned long long)
1850 AC_CHECK_SIZEOF(unsigned long)
1851 AC_CHECK_SIZEOF(unsigned int)
1855 AC_CHECK_TYPE([sig_atomic_t],[],
1856 [AC_DEFINE([sig_atomic_t], [int],
1857 [Define to int if <signal.h> does not define.])],
1858 [#include <sys/types.h>
1859 #include <signal.h>])
1860 AC_CHECK_TYPE([socklen_t],[],
1861 [AC_DEFINE([socklen_t], [int],
1862 [Define to int if <sys/socket.h> does not define.])],
1863 [#include <sys/types.h>
1864 #include <sys/socket.h>])
1865 AC_CHECK_TYPES(off64_t)
1866 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1867 AC_CHECK_TYPES([struct winsize], [], [], [
1868 #ifdef HAVE_TERMIOS_H
1869 # include <termios.h>
1871 # include <sys/termios.h>
1873 #include <sys/ioctl.h>])
1874 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1875 struct sockaddr_storage],
1877 #include <sys/types.h>
1878 #include <sys/socket.h>
1880 AC_CHECK_TYPES([sa_family_t], [], [], [
1881 #include <sys/types.h>
1882 #include <sys/socket.h>
1884 AC_CHECK_TYPES([struct addrinfo], [], [], [
1885 #include <sys/types.h>
1890 AC_CHECK_TYPES([long long], [], [], [])
1892 AC_SIZEOF_TYPE(long)
1894 CFLAGS="$openafs_cv_saved_CFLAGS"
1896 RRA_HEADER_PAM_CONST
1899 dnl Directory PATH handling
1900 if test "x$enable_transarc_paths" = "xyes" ; then
1901 afsconfdir=${afsconfdir=/usr/afs/etc}
1902 viceetcdir=${viceetcdir=/usr/vice/etc}
1903 afskerneldir=${afskerneldir=${viceetcdir}}
1904 afssrvbindir=${afssrvbindir=/usr/afs/bin}
1905 afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1906 afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1907 afsdbdir=${afsdbdir=/usr/afs/db}
1908 afslogsdir=${afslogsdir=/usr/afs/logs}
1909 afslocaldir=${afslocaldir=/usr/afs/local}
1910 afsbackupdir=${afsbackupdir=/usr/afs/backup}
1911 afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1912 afsdatadir=${afsdatadir=/usr/vice/etc}
1914 afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1915 viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1916 afskerneldir=${afskerneldir='${libdir}/openafs'}
1917 afssrvbindir=${afssrvbindir='${bindir}'}
1918 afssrvsbindir=${afssrvsbindir='${sbindir}'}
1919 afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1920 afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1921 afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1922 afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1923 afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1924 afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1925 afsdatadir=${afsdatadir='${datadir}/openafs'}
1927 AC_SUBST(afsconfdir)
1928 AC_SUBST(viceetcdir)
1929 AC_SUBST(afskerneldir)
1930 AC_SUBST(afssrvbindir)
1931 AC_SUBST(afssrvsbindir)
1932 AC_SUBST(afssrvlibexecdir)
1934 AC_SUBST(afslogsdir)
1935 AC_SUBST(afslocaldir)
1936 AC_SUBST(afsbackupdir)
1937 AC_SUBST(afsbosconfigdir)
1938 AC_SUBST(afsdatadir)
1940 if test "x$enable_kernel_module" = "xyes"; then
1941 ENABLE_KERNEL_MODULE=libafs
1944 if test "x$enable_pthreaded_ubik" = "xyes"; then
1945 ENABLE_PTHREADED_UBIK=yes
1949 AC_SUBST(AFS_SYSNAME)
1950 AC_SUBST(AFS_PARAM_COMMON)
1951 AC_SUBST(ENABLE_KERNEL_MODULE)
1952 AC_SUBST(ENABLE_PTHREADED_UBIK)
1954 AC_SUBST(LINUX_KERNEL_PATH)
1955 AC_SUBST(LINUX_KERNEL_BUILD)
1957 AC_SUBST(BSD_KERNEL_PATH)
1958 AC_SUBST(BSD_KERNEL_BUILD)
1959 AC_SUBST(LINUX_VERSION)
1960 AC_SUBST(MKAFS_OSTYPE)
1961 AC_SUBST(TOP_OBJDIR)
1962 AC_SUBST(TOP_SRCDIR)
1963 AC_SUBST(TOP_INCDIR)
1964 AC_SUBST(TOP_LIBDIR)
1966 AC_SUBST(DARWIN_INFOFILE)
1967 AC_SUBST(IRIX_BUILD_IP35)
1970 AC_SUBST(DOCBOOK2PDF)
1971 AC_SUBST(DOCBOOK_STYLESHEETS)
1976 TOP_SRCDIR="${srcdir}/src"
1978 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1984 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1988 TOP_OBJDIR="${SRCDIR_PARENT}"
1989 TOP_INCDIR="${SRCDIR_PARENT}/include"
1990 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1991 if test "${DEST}x" = "x"; then
1992 DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1995 if test "x$with_crosstools_dir" != "x"; then
1996 if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
1997 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
1998 CONFIGTOOL_PATH=$with_crosstools_dir/config
1999 RXGEN_PATH=$with_crosstools_dir/rxgen
2001 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
2005 COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
2006 CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
2007 RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
2009 AC_SUBST(COMPILE_ET_PATH)
2010 AC_SUBST(CONFIGTOOL_PATH)
2011 AC_SUBST(RXGEN_PATH)
2013 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
2014 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
2015 AC_SUBST(HELPER_SPLINT)
2016 AC_SUBST(HELPER_SPLINTCFG)
2018 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
2020 dnl Check to see if crypt lives in a different library
2021 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
2024 dnl Check to see if the compiler support labels in structs
2025 AC_MSG_CHECKING(for label support in structs)
2026 AC_TRY_COMPILE([], [
2027 extern void osi_UFSOpen(void);
2029 void (*open) (void);
2031 struct labeltest struct_labeltest = {
2032 .open = osi_UFSOpen,
2036 AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
2041 AC_MSG_CHECKING([checking for dirfd])
2042 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
2043 #ifdef HAVE_DIRENT_H
2047 [[DIR *d = 0; dirfd(d);]])],
2048 [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
2049 if test "$ac_rk_have_dirfd" = "yes" ; then
2050 AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
2052 AC_MSG_RESULT($ac_rk_have_dirfd)
2054 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
2055 #ifdef HAVE_DIRENT_H
2059 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
2060 [#ifdef HAVE_SYS_RESOURCE_H
2061 #include <sys/resource.h>
2064 dnl Check for UUID library
2065 AC_CHECK_HEADERS([uuid/uuid.h])
2066 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2067 AC_CHECK_FUNCS([uuid_generate])