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.
80 [AS_HELP_STRING([--disable-gtx], [disable gtx curses-based terminal tools])])
82 AC_ARG_ENABLE([namei-fileserver],
83 [AS_HELP_STRING([--enable-namei-fileserver],
84 [force compilation of namei fileserver in preference to inode
87 [enable_namei_fileserver="default"])
88 AC_ARG_ENABLE([supergroups],
89 [AS_HELP_STRING([--enable-supergroups],
90 [enable support for nested pts groups])],
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
97 [AS_IF([test x"$withval" = xyes],
98 [AC_MSG_WARN([bitmap-later is only used by non-demand-attach
99 fileservers. Please migrate to demand-attach instead.])])],
100 [enable_bitmap_later="no"])
101 AC_ARG_ENABLE([unix-sockets],
102 [AS_HELP_STRING([--disable-unix-sockets],
103 [disable use of unix domain sockets for fssync (defaults to enabled)])],
105 [enable_unix_sockets="yes"])
106 AC_ARG_ENABLE([tivoli-tsm],
107 [AS_HELP_STRING([--enable-tivoli-tsm],
108 [enable use of the Tivoli TSM API libraries for butc support])],
110 [enable_tivoli_tsm="no"])
111 AC_ARG_ENABLE([pthreaded-ubik],
112 [AS_HELP_STRING([--disable-pthreaded-ubik],
113 [disable installation of pthreaded ubik applications (defaults to
116 [enable_pthreaded_ubik="yes"])
118 dnl Kernel module build options.
119 AC_ARG_WITH([linux-kernel-headers],
120 [AS_HELP_STRING([--with-linux-kernel-headers=path],
121 [use the kernel headers found at path (optional, defaults to
122 /lib/modules/`uname -r`/build, then /lib/modules/`uname -r`/source,
123 then /usr/src/linux-2.4, and lastly /usr/src/linux)])
125 AC_ARG_WITH([linux-kernel-build],
126 [AS_HELP_STRING([--with-linux-kernel-build=path],
127 [use the kernel build found at path(optional, defaults to
128 kernel headers path)]
130 AC_ARG_WITH([bsd-kernel-headers],
131 [AS_HELP_STRING([--with-bsd-kernel-headers=path],
132 [use the kernel headers found at path (optional, defaults to
135 AC_ARG_WITH([bsd-kernel-build],
136 [AS_HELP_STRING([--with-bsd-kernel-build=path],
137 [use the kernel build found at path (optional, defaults to
138 KSRC/i386/compile/GENERIC)])
140 AC_ARG_WITH([linux-kernel-packaging],
141 [AS_HELP_STRING([--with-linux-kernel-packaging],
142 [use standard naming conventions to aid Linux kernel build packaging
143 (disables MPS, sets the kernel module name to openafs.ko, and
144 installs kernel modules into the standard Linux location)])],
145 [AC_SUBST([LINUX_KERNEL_PACKAGING], [yes])
146 AC_SUBST([LINUX_LIBAFS_NAME], [openafs])],
147 [AC_SUBST([LINUX_LIBAFS_NAME], [libafs])
149 AC_ARG_ENABLE([kernel-module],
150 [AS_HELP_STRING([--disable-kernel-module],
151 [disable compilation of the kernel module (defaults to enabled)])],
153 [enable_kernel_module="yes"])
154 AC_ARG_ENABLE([redhat-buildsys],
155 [AS_HELP_STRING([--enable-redhat-buildsys],
156 [enable compilation of the redhat build system kernel (defaults to
159 [enable_redhat_buildsys="no"])
161 dnl Installation locations.
162 AC_ARG_ENABLE([transarc-paths],
163 [AS_HELP_STRING([--enable-transarc-paths],
164 [use Transarc style paths like /usr/afs and /usr/vice])],
166 [enable_transarc_paths="no"])
168 dnl Deprecated crypto
169 AC_ARG_ENABLE([kauth],
170 [AS_HELP_STRING([--enable-kauth],
171 [install the deprecated kauth server, pam modules, and utilities
172 (defaults to disabled)])],
177 dnl Optimization and debugging flags.
178 AC_ARG_ENABLE([strip-binaries],
179 [AS_HELP_STRING([--disable-strip-binaries],
180 [disable stripping of symbol information from binaries (defaults to
183 [enable_strip_binaries="maybe"])
184 AC_ARG_ENABLE([debug],
185 [AS_HELP_STRING([--enable-debug],
186 [enable compilation of the user space code with debugging information
187 (defaults to disabled)])],
190 AC_ARG_ENABLE([optimize],
191 [AS_HELP_STRING([--disable-optimize],
192 [disable optimization for compilation of the user space code (defaults
195 [enable_optimize="yes"])
196 AC_ARG_ENABLE([warnings],
197 [AS_HELP_STRING([--enable-warnings],
198 [enable compilation warnings when building with gcc (defaults to
201 [enable_warnings="no"])
202 AC_ARG_ENABLE([checking],
203 [AS_HELP_STRING([--enable-checking],
204 [turn compilation warnings into errors when building with gcc (defaults
206 [enable_checking="$enableval"],
207 [enable_checking="no"])
208 AC_ARG_ENABLE([debug-locks],
209 [AS_HELP_STRING([--enable-debug-locks],
210 [turn on lock debugging assertions (defaults to disabled)])],
211 [enable_debug_locks="$enableval"],
212 [enable_debug_locks="no"])
213 AC_ARG_ENABLE([debug-kernel],
214 [AS_HELP_STRING([--enable-debug-kernel],
215 [enable compilation of the kernel module with debugging information
216 (defaults to disabled)])],
218 [enable_debug_kernel="no"])
219 AC_ARG_ENABLE([optimize-kernel],
220 [AS_HELP_STRING([--disable-optimize-kernel],
221 [disable compilation of the kernel module with optimization (defaults
222 based on platform)])],
224 [enable_optimize_kernel=""])
225 AC_ARG_ENABLE([debug-lwp],
226 [AS_HELP_STRING([--enable-debug-lwp],
227 [enable compilation of the LWP code with debugging information
228 (defaults to disabled)])],
230 [enable_debug_lwp="no"])
231 AC_ARG_ENABLE([optimize-lwp],
232 [AS_HELP_STRING([--disable-optimize-lwp],
233 [disable optimization for compilation of the LWP code (defaults to
236 [enable_optimize_lwp="yes"])
237 AC_ARG_ENABLE([debug-pam],
238 [AS_HELP_STRING([--enable-debug-pam],
239 [enable compilation of the PAM code with debugging information
240 (defaults to disabled)])],
242 [enable_debug_pam="no"])
243 AC_ARG_ENABLE([optimize-pam],
244 [AS_HELP_STRING([--disable-optimize-pam],
245 [disable optimization for compilation of the PAM code (defaults to
248 [enable_optimize_pam="yes"])
249 AC_ARG_ENABLE([linux-syscall-probing],
250 [AS_HELP_STRING([--enable-linux-syscall-probing],
251 [enable Linux syscall probing (defaults to autodetect)])],
253 [enable_linux_syscall_probing="maybe"])
254 AC_ARG_ENABLE([linux-d_splice_alias-extra-iput],
255 [AS_HELP_STRING([--enable-linux-d_splice_alias-extra-iput],
256 [Linux has introduced an incompatible behavior change in the
257 d_splice_alias function with no reliable way to determine which
258 behavior will be produced. If Linux commit
259 51486b900ee92856b977eacfc5bfbe6565028070 (or equivalent) has been
260 applied to your kernel, disable this option. If that commit is
261 not present in your kernel, enable this option. We apologize
262 that you are required to know this about your running kernel.])],
266 AS_IF([test "x$LOGNAME" != "xbuildslave" &&
267 test "x$LOGNAME" != "xbuildbot"],
268 [AC_ERROR([Linux users must specify either
269 --enable-linux-d_splice_alias-extra-iput or
270 --disable-linux-d_splice_alias-extra-iput])],
271 [enable_linux_d_splice_alias_extra_iput="no"])
274 AC_ARG_WITH([crosstools-dir],
275 [AS_HELP_STRING([--with-crosstools-dir=path],
276 [use path for native versions of rxgen, compile_et and config])
279 AC_ARG_WITH([xslt-processor],
280 AS_HELP_STRING([--with-xslt-processor=ARG],
281 [which XSLT processor to use (possible choices are: libxslt, saxon, xalan-j, xsltproc)]),
282 [XSLTPROC="$withval"],
283 [AC_CHECK_PROGS([XSLTPROC], [libxslt saxon xalan-j xsltproc], [echo])])
285 AC_ARG_WITH([html-xsl],
286 AS_HELP_STRING([--with-html-xsl],
287 [build HTML documentation using this stylesheet (default is html/chunk.dsl; specify either html/chunk.xsl or html/docbook.xsl)]),
288 [HTML_XSL="$withval"],
289 [HTML_XSL="html/chunk.xsl"])
291 AC_ARG_WITH([docbook2pdf],
292 AS_HELP_STRING([--with-docbook2pdf=ARG],
293 [which Docbook to PDF utility to use (possible choices are: fop, dblatex, docbook2pdf)]),
294 [DOCBOOK2PDF="$withval"],
295 [AC_CHECK_PROGS([DOCBOOK2PDF], [fop dblatex docbook2pdf], [echo])])
297 AC_ARG_WITH([docbook-stylesheets],
298 AS_HELP_STRING([--with-docbook-stylesheets=ARG],
299 [location of DocBook stylesheets (default is to search a set of likely paths)]),
300 [DOCBOOK_STYLESHEETS="$withval"],
301 [OPENAFS_SEARCH_DIRLIST([DOCBOOK_STYLESHEETS],
302 [/usr/share/xml/docbook/stylesheet/nwalsh/current \
303 /usr/share/xml/docbook/stylesheet/nwalsh \
304 /usr/share/xml/docbook/xsl-stylesheets \
305 /usr/share/sgml/docbook/docbook-xsl-stylesheets \
306 /usr/share/sgml/docbook/xsl-stylesheets \
307 /usr/share/docbook-xsl \
308 /usr/share/sgml/docbkxsl \
309 /usr/local/share/xsl/docbook \
310 /sw/share/xml/xsl/docbook-xsl \
311 /opt/local/share/xsl/docbook-xsl],
313 AS_IF([test "x$DOCBOOK_STYLESHEETS" = "x"],
314 [AC_WARN([Docbook stylesheets not found; some documentation can't be built])
319 AS_HELP_STRING([--with-dot@<:@=PATH@:>@],
320 [use graphviz dot to generate dependency graphs with doxygen (defaults to autodetect)]),
321 [], [with_dot="maybe"])
325 dnl Check whether kindlegen exists. If not, we'll suppress that part of the
326 dnl documentation build.
327 AC_CHECK_PROGS([KINDLEGEN], [kindlegen])
328 AC_CHECK_PROGS([DOXYGEN], [doxygen])
330 dnl Optionally generate graphs with doxygen.
333 AC_CHECK_PROGS([DOT], [dot])
334 AS_IF([test "x$DOT" = "x"], [HAVE_DOT="no"], [HAVE_DOT="yes"])
349 dnl Checks for UNIX variants.
352 dnl Various compiler setup.
356 dnl Checks for programs.
362 dnl if we are flex, be lex-compatible
363 OPENAFS_LEX_IS_FLEX([AC_SUBST([LEX], ["$LEX -l"])])
365 OPENAFS_FORCE_ABS_INSTALL
366 OPENAFS_CHECK_BIGENDIAN
367 OPENAFS_PRINTF_TAKES_Z_LEN
369 AC_MSG_CHECKING(your OS)
375 if test "x$enable_redhat_buildsys" = "xyes"; then
376 AC_DEFINE(ENABLE_REDHAT_BUILDSYS, 1, [define if you have redhat buildsystem])
378 if test "x$enable_kernel_module" = "xyes"; then
379 if test "x$with_linux_kernel_headers" != "x"; then
380 LINUX_KERNEL_PATH="$with_linux_kernel_headers"
382 for utsdir in "/lib/modules/`uname -r`/build" \
383 "/lib/modules/`uname -r`/source" \
384 "/usr/src/linux-2.4" \
386 LINUX_KERNEL_PATH="$utsdir"
387 for utsfile in "include/generated/utsrelease.h" \
388 "include/linux/utsrelease.h" \
389 "include/linux/version.h" \
390 "include/linux/version-up.h"; do
391 if grep "UTS_RELEASE" "$utsdir/$utsfile" >/dev/null 2>&1; then
397 if test "x$with_linux_kernel_build" != "x"; then
398 LINUX_KERNEL_BUILD="$with_linux_kernel_build"
400 LINUX_KERNEL_BUILD=$LINUX_KERNEL_PATH
402 if test -f "$LINUX_KERNEL_BUILD/include/generated/utsrelease.h"; then
403 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/generated/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
404 LINUX_VERSION="$linux_kvers"
406 if test -f "$LINUX_KERNEL_BUILD/include/linux/utsrelease.h"; then
407 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/utsrelease.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
408 LINUX_VERSION="$linux_kvers"
410 if test -f "$LINUX_KERNEL_BUILD/include/linux/version.h"; then
411 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
412 if test "x$linux_kvers" = "x"; then
413 if test -f "$LINUX_KERNEL_BUILD/include/linux/version-up.h"; then
414 linux_kvers=`fgrep UTS_RELEASE $LINUX_KERNEL_BUILD/include/linux/version-up.h |awk 'BEGIN { FS="\"" } { print $[]2 }'|tail -n 1`
415 if test "x$linux_kvers" = "x"; then
416 AC_MSG_ERROR(Linux headers lack version definition [2])
419 LINUX_VERSION="$linux_kvers"
422 AC_MSG_ERROR(Linux headers lack version definition)
426 LINUX_VERSION="$linux_kvers"
429 enable_kernel_module="no"
433 if test ! -f "$LINUX_KERNEL_BUILD/include/generated/autoconf.h" &&
434 test ! -f "$LINUX_KERNEL_BUILD/include/linux/autoconf.h"; then
435 enable_kernel_module="no"
437 if test "x$enable_kernel_module" = "xno"; then
438 if test "x$with_linux_kernel_headers" != "x"; then
439 AC_MSG_ERROR(No usable linux headers found at $LINUX_KERNEL_PATH)
442 AC_MSG_WARN(No usable linux headers found at $LINUX_KERNEL_PATH so disabling kernel module)
445 dnl do we need to determine SUBARCH from autoconf.h
450 if test "x$enable_kernel_module" = "xyes"; then
451 GUESS_LINUX_VERSION=${LINUX_VERSION}
453 GUESS_LINUX_VERSION=`uname -r`
455 case "$GUESS_LINUX_VERSION" in
456 2.2.*) AFS_SYSKVERS=22 ;;
457 2.4.*) AFS_SYSKVERS=24 ;;
458 [2.6.* | [3-9]* | [1-2][0-9]*]) AFS_SYSKVERS=26 ;;
459 *) AC_MSG_ERROR(Couldn't guess your Linux version [2]) ;;
465 AC_PATH_PROG(SOLARISCC, [cc], ,
466 [/opt/SUNWspro/bin:/opt/SunStudioExpress/bin:/opt/solarisstudio12.3/bin:/opt/solstudio12.2/bin:/opt/sunstudio12.1/bin])
467 if test "x$SOLARISCC" = "x" ; then
468 AC_MSG_FAILURE(Could not find the solaris cc program. Please define the environment variable SOLARISCC to specify the path.)
470 SOLARIS_UFSVFS_HAS_DQRWLOCK
471 SOLARIS_FS_HAS_FS_ROLLED
472 SOLARIS_SOLOOKUP_TAKES_SOCKPARAMS
473 SOLARIS_HAVE_VN_RENAMEPATH
477 enable_kernel_module=no
483 if test -f "/usr/old/usr/include/ndir.h"; then
484 AC_DEFINE(HAVE_USR_OLD_USR_INCLUDE_NDIR_H, 1, [define if you have old ndir.h])
488 if test -d /usr/include/sys/SN/SN1; then
489 IRIX_BUILD_IP35="IP35"
496 AC_MSG_RESULT(rs_aix)
500 AC_MSG_RESULT(arm_darwin)
504 AC_MSG_RESULT(ppc_darwin)
508 AC_MSG_RESULT(x86_darwin)
512 AC_MSG_RESULT(x86_darwin)
516 AC_MSG_RESULT(i386_fbsd)
520 AC_MSG_RESULT(amd64_fbsd)
528 AC_MSG_RESULT(amd64_obsd)
532 AC_MSG_RESULT(i386_obsd)
536 AC_MSG_RESULT(i386_dfbsd)
539 AC_MSG_RESULT($system)
543 if test "x$with_afs_sysname" != "x"; then
544 AFS_SYSNAME="$with_afs_sysname"
546 AC_MSG_CHECKING(your AFS sysname)
552 AFS_SYSNAME="i386_obsd${vM}${vm}"
554 sparc64-*-openbsd?.?)
558 AFS_SYSNAME="sparc64_obsd${vM}${vm}"
564 AFS_SYSNAME="amd64_obsd${vM}${vm}"
570 AFS_SYSNAME="i386_fbsd_${vM}${vm}"
576 AFS_SYSNAME="amd64_fbsd_${vM}${vm}"
582 AFS_SYSNAME="i386_dfbsd_${vM}${vm}"
584 i?86-*-netbsd*1.6[[M-Z]]*)
585 AFS_SYSNAME="i386_nbsd20"
587 powerpc-*-netbsd*1.6[[M-Z]]*)
588 AFS_SYSNAME="ppc_nbsd20"
591 arch=${host%%-unknown*}
592 arch=$(echo $arch |sed -e 's/x86_64/amd64/g' \
593 -e 's/powerpc/ppc/g')
604 if test $vm -eq 99 ; then
607 if test $vM -gt 1 ; then
610 AFS_SYSNAME="${arch}_nbsd${vM}${vm}"
613 AFS_SYSNAME="hp_ux110"
616 AFS_SYSNAME="hp_ux11i"
619 AFS_SYSNAME="hp_ux1123"
622 AFS_SYSNAME="ia64_hpux1122"
625 AFS_SYSNAME="ia64_hpux1123"
628 AFS_SYSNAME="hp_ux102"
630 powerpc-apple-darwin7*)
631 AFS_SYSNAME="ppc_darwin_70"
634 powerpc-apple-darwin8.*)
635 AFS_SYSNAME="ppc_darwin_80"
638 i386-apple-darwin8.*)
639 AFS_SYSNAME="x86_darwin_80"
642 powerpc-apple-darwin9.*)
643 AFS_SYSNAME="ppc_darwin_90"
646 i386-apple-darwin9.*)
647 AFS_SYSNAME="x86_darwin_90"
650 i?86-apple-darwin10.*)
651 AFS_SYSNAME="x86_darwin_100"
654 x86_64-apple-darwin10.*)
655 AFS_SYSNAME="x86_darwin_100"
658 arm-apple-darwin10.*)
659 AFS_SYSNAME="arm_darwin_100"
662 x86_64-apple-darwin11.*)
663 AFS_SYSNAME="x86_darwin_110"
666 i?86-apple-darwin11.*)
667 AFS_SYSNAME="x86_darwin_110"
670 x86_64-apple-darwin12.*)
671 AFS_SYSNAME="x86_darwin_120"
674 i?86-apple-darwin12.*)
675 AFS_SYSNAME="x86_darwin_120"
678 x86_64-apple-darwin13.*)
679 AFS_SYSNAME="x86_darwin_130"
682 i?86-apple-darwin13.*)
683 AFS_SYSNAME="x86_darwin_130"
686 x86_64-apple-darwin14.*)
687 AFS_SYSNAME="x86_darwin_140"
690 i?86-apple-darwin14.*)
691 AFS_SYSNAME="x86_darwin_140"
694 sparc-sun-solaris2.8)
695 AFS_SYSNAME="sun4x_58"
697 sparc-sun-solaris2.9)
698 AFS_SYSNAME="sun4x_59"
700 sparc-sun-solaris2.10)
701 AFS_SYSNAME="sun4x_510"
703 sparc-sun-solaris2.11)
704 AFS_SYSNAME="sun4x_511"
707 AFS_SYSNAME="sunx86_58"
710 AFS_SYSNAME="sunx86_59"
713 AFS_SYSNAME="sunx86_510"
716 AFS_SYSNAME="sunx86_511"
719 AFS_SYSNAME="alpha_dux40"
722 AFS_SYSNAME="alpha_dux50"
725 AFS_SYSNAME="alpha_dux51"
732 AFS_SYSNAME="ia64_linuxXX"
735 AFS_SYSNAME="`/bin/arch`_linuxXX"
738 AFS_SYSNAME="ppc64_linuxXX"
741 AFS_SYSNAME="alpha_linux_XX"
744 AFS_SYSNAME="s390_linuxXX"
747 AFS_SYSNAME="s390x_linuxXX"
750 AFS_SYSNAME="`/bin/arch`_linuxXX"
753 AFS_SYSNAME="sparc64_linuxXX"
756 AFS_SYSNAME="i386_linuxXX"
759 AFS_SYSNAME="arm_linuxXX"
761 parisc-*-linux-gnu|hppa-*-linux-gnu)
762 AFS_SYSNAME="parisc_linuxXX"
766 AFS_SYSNAME="rs_aix42"
770 AFS_SYSNAME="rs_aix42"
774 AFS_SYSNAME="rs_aix51"
778 AFS_SYSNAME="rs_aix52"
782 AFS_SYSNAME="rs_aix53"
786 AFS_SYSNAME="rs_aix61"
790 AFS_SYSNAME="amd64_linuxXX"
794 AC_MSG_ERROR(An AFS sysname is required)
799 *_linux* | *_umlinux*)
800 if test "x${AFS_SYSKVERS}" = "x"; then
801 AC_MSG_ERROR(Couldn't guess your Linux version. Please use the --with-afs-sysname option to configure an AFS sysname.)
803 _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/XX\$/$AFS_SYSKVERS/`
804 AFS_SYSNAME="$_AFS_SYSNAME"
807 [#ifndef CONFIG_USERMODE
810 ac_cv_linux_is_uml=yes,)
811 if test "${ac_cv_linux_is_uml}" = yes; then
812 _AFS_SYSNAME=`echo $AFS_SYSNAME|sed s/linux/umlinux/`
814 AFS_SYSNAME="$_AFS_SYSNAME"
817 AC_MSG_RESULT($AFS_SYSNAME)
822 AC_CHECK_HEADERS(crt_externs.h)
823 DARWIN_PLIST=src/libafs/afs.${AFS_SYSNAME}.plist
824 DARWIN_INFOFILE=afs.${AFS_SYSNAME}.plist
829 dnl Some hosts have a separate common param file they should include. Figure
830 dnl out if we're on one of them now that we know the sysname.
832 *_nbsd15) AFS_PARAM_COMMON=param.nbsd15.h ;;
833 *_nbsd16) AFS_PARAM_COMMON=param.nbsd16.h ;;
834 *_nbsd20) AFS_PARAM_COMMON=param.nbsd20.h ;;
835 *_nbsd21) AFS_PARAM_COMMON=param.nbsd21.h ;;
836 *_nbsd30) AFS_PARAM_COMMON=param.nbsd30.h ;;
837 *_nbsd40) AFS_PARAM_COMMON=param.nbsd40.h ;;
838 *_nbsd50) AFS_PARAM_COMMON=param.nbsd50.h ;;
839 *_nbsd60) AFS_PARAM_COMMON=param.nbsd60.h ;;
840 *_nbsd70) AFS_PARAM_COMMON=param.nbsd70.h ;;
841 *_obsd31) AFS_PARAM_COMMON=param.obsd31.h ;;
842 *_obsd32) AFS_PARAM_COMMON=param.obsd32.h ;;
843 *_obsd33) AFS_PARAM_COMMON=param.obsd33.h ;;
844 *_obsd34) AFS_PARAM_COMMON=param.obsd34.h ;;
845 *_obsd35) AFS_PARAM_COMMON=param.obsd35.h ;;
846 *_obsd36) AFS_PARAM_COMMON=param.obsd36.h ;;
847 *_obsd37) AFS_PARAM_COMMON=param.obsd37.h ;;
848 *_obsd38) AFS_PARAM_COMMON=param.obsd38.h ;;
849 *_obsd39) AFS_PARAM_COMMON=param.obsd39.h ;;
850 *_obsd40) AFS_PARAM_COMMON=param.obsd40.h ;;
851 *_obsd41) AFS_PARAM_COMMON=param.obsd41.h ;;
852 *_obsd42) AFS_PARAM_COMMON=param.obsd42.h ;;
853 *_obsd43) AFS_PARAM_COMMON=param.obsd43.h ;;
854 *_obsd44) AFS_PARAM_COMMON=param.obsd44.h ;;
855 *_obsd45) AFS_PARAM_COMMON=param.obsd45.h ;;
856 *_obsd46) AFS_PARAM_COMMON=param.obsd46.h ;;
857 *_obsd47) AFS_PARAM_COMMON=param.obsd47.h ;;
858 *_obsd48) AFS_PARAM_COMMON=param.obsd48.h ;;
859 *_obsd49) AFS_PARAM_COMMON=param.obsd49.h ;;
860 *_obsd50) AFS_PARAM_COMMON=param.obsd50.h ;;
861 *_obsd51) AFS_PARAM_COMMON=param.obsd51.h ;;
862 *_obsd52) AFS_PARAM_COMMON=param.obsd52.h ;;
863 *_obsd53) AFS_PARAM_COMMON=param.obsd53.h ;;
864 *_obsd54) AFS_PARAM_COMMON=param.obsd54.h ;;
865 *_linux22) AFS_PARAM_COMMON=param.linux22.h ;;
866 *_linux24) AFS_PARAM_COMMON=param.linux24.h ;;
867 *_linux26) AFS_PARAM_COMMON=param.linux26.h ;;
868 # Linux alpha adds an extra underscore for no good reason.
869 *_linux_22) AFS_PARAM_COMMON=param.linux22.h ;;
870 *_linux_24) AFS_PARAM_COMMON=param.linux24.h ;;
871 *_linux_26) AFS_PARAM_COMMON=param.linux26.h ;;
872 *_fbsd_*) AFS_PARAM_COMMON=param.generic_fbsd.h ;;
877 case $AFS_SYSNAME in *_linux* | *_umlinux*)
879 # Add (sub-) architecture-specific paths needed by conftests
882 UMLINUX26_FLAGS="-I$LINUX_KERNEL_PATH/arch/um/include"
883 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/tt/include"
884 UMLINUX26_FLAGS="$UMLINUX26_FLAGS -I$LINUX_KERNEL_PATH/arch/um/kernel/skas/include"
885 CPPFLAGS="$CPPFLAGS $UMLINUX26_FLAGS"
888 if test "x$enable_kernel_module" = "xyes"; then
889 if test "x$enable_debug_kernel" = "xno"; then
890 LINUX_GCC_KOPTS="$LINUX_GCC_KOPTS -fomit-frame-pointer"
892 OPENAFS_GCC_SUPPORTS_MARCH
893 AC_SUBST(P5PLUS_KOPTS)
894 OPENAFS_GCC_NEEDS_NO_STRENGTH_REDUCE
895 OPENAFS_GCC_NEEDS_NO_STRICT_ALIASING
896 OPENAFS_GCC_SUPPORTS_NO_COMMON
897 OPENAFS_GCC_SUPPORTS_PIPE
898 AC_SUBST(LINUX_GCC_KOPTS)
900 dnl Setup the kernel build environment
901 LINUX_KBUILD_USES_EXTRA_CFLAGS
902 LINUX_KERNEL_COMPILE_WORKS
904 dnl Check for header files
905 AC_CHECK_LINUX_HEADER([config.h])
906 AC_CHECK_LINUX_HEADER([completion.h])
907 AC_CHECK_LINUX_HEADER([exportfs.h])
908 AC_CHECK_LINUX_HEADER([freezer.h])
909 AC_CHECK_LINUX_HEADER([key-type.h])
910 AC_CHECK_LINUX_HEADER([semaphore.h])
911 AC_CHECK_LINUX_HEADER([seq_file.h])
913 dnl Type existence checks
914 AC_CHECK_LINUX_TYPE([struct vfs_path], [dcache.h])
915 AC_CHECK_LINUX_TYPE([kuid_t], [uidgid.h])
917 dnl Check for structure elements
918 AC_CHECK_LINUX_STRUCT([address_space], [backing_dev_info], [fs.h])
919 AC_CHECK_LINUX_STRUCT([address_space_operations],
920 [write_begin], [fs.h])
921 AC_CHECK_LINUX_STRUCT([backing_dev_info], [name],
923 AC_CHECK_LINUX_STRUCT([cred], [session_keyring], [cred.h])
924 AC_CHECK_LINUX_STRUCT([ctl_table], [ctl_name], [sysctl.h])
925 AC_CHECK_LINUX_STRUCT([dentry], [d_u.d_alias], [dcache.h])
926 AC_CHECK_LINUX_STRUCT([dentry_operations], [d_automount], [dcache.h])
927 AC_CHECK_LINUX_STRUCT([inode], [i_alloc_sem], [fs.h])
928 AC_CHECK_LINUX_STRUCT([inode], [i_blkbits], [fs.h])
929 AC_CHECK_LINUX_STRUCT([inode], [i_blksize], [fs.h])
930 AC_CHECK_LINUX_STRUCT([inode], [i_mutex], [fs.h])
931 AC_CHECK_LINUX_STRUCT([inode], [i_security], [fs.h])
932 AC_CHECK_LINUX_STRUCT([file], [f_path], [fs.h])
933 AC_CHECK_LINUX_STRUCT([file_operations], [flock], [fs.h])
934 AC_CHECK_LINUX_STRUCT([file_operations], [iterate], [fs.h])
935 AC_CHECK_LINUX_STRUCT([file_operations], [read_iter], [fs.h])
936 AC_CHECK_LINUX_STRUCT([file_operations], [sendfile], [fs.h])
937 AC_CHECK_LINUX_STRUCT([file_system_type], [mount], [fs.h])
938 AC_CHECK_LINUX_STRUCT([inode_operations], [truncate], [fs.h])
939 AC_CHECK_LINUX_STRUCT([key_type], [instantiate_prep], [key-type.h])
940 AC_CHECK_LINUX_STRUCT([key_type], [match_preparse], [key-type.h])
941 AC_CHECK_LINUX_STRUCT([key_type], [preparse], [key-type.h])
942 AC_CHECK_LINUX_STRUCT([msghdr], [msg_iter], [socket.h])
943 AC_CHECK_LINUX_STRUCT([nameidata], [path], [namei.h])
944 AC_CHECK_LINUX_STRUCT([proc_dir_entry], [owner], [proc_fs.h])
945 AC_CHECK_LINUX_STRUCT([super_block], [s_bdi], [fs.h])
946 AC_CHECK_LINUX_STRUCT([super_block], [s_d_op], [fs.h])
947 AC_CHECK_LINUX_STRUCT([super_operations], [alloc_inode],
949 AC_CHECK_LINUX_STRUCT([super_operations], [evict_inode],
951 AC_CHECK_LINUX_STRUCT([task_struct], [cred], [sched.h])
952 AC_CHECK_LINUX_STRUCT([task_struct], [exit_state], [sched.h])
953 AC_CHECK_LINUX_STRUCT([task_struct], [parent], [sched.h])
954 AC_CHECK_LINUX_STRUCT([task_struct], [real_parent], [sched.h])
955 AC_CHECK_LINUX_STRUCT([task_struct], [rlim], [sched.h])
956 AC_CHECK_LINUX_STRUCT([task_struct], [sig], [sched.h])
957 AC_CHECK_LINUX_STRUCT([task_struct], [sighand], [sched.h])
958 AC_CHECK_LINUX_STRUCT([task_struct], [sigmask_lock], [sched.h])
959 AC_CHECK_LINUX_STRUCT([task_struct], [tgid], [sched.h])
960 AC_CHECK_LINUX_STRUCT([task_struct], [thread_info], [sched.h])
961 LINUX_SCHED_STRUCT_TASK_STRUCT_HAS_SIGNAL_RLIM
963 dnl Check for typed structure elements
964 AC_CHECK_LINUX_TYPED_STRUCT([read_descriptor_t],
967 dnl Function existence checks
969 AC_CHECK_LINUX_FUNC([bdi_init],
970 [#include <linux/backing-dev.h>],
972 AC_CHECK_LINUX_FUNC([PageChecked],
973 [#include <linux/mm.h>
974 #include <linux/page-flags.h>],
976 int bchecked = PageChecked(_page);])
977 AC_CHECK_LINUX_FUNC([PageFsMisc],
978 [#include <linux/mm.h>
979 #include <linux/page-flags.h>],
981 int bchecked = PageFsMisc(_page);])
982 AC_CHECK_LINUX_FUNC([clear_inode],
983 [#include <linux/fs.h>],
984 [clear_inode(NULL);])
985 AC_CHECK_LINUX_FUNC([current_kernel_time],
986 [#include <linux/time.h>],
988 s = current_kernel_time();])
989 AC_CHECK_LINUX_FUNC([d_alloc_anon],
990 [#include <linux/fs.h>],
991 [d_alloc_anon(NULL);])
992 AC_CHECK_LINUX_FUNC([d_count],
993 [#include <linux/dcache.h>],
995 AC_CHECK_LINUX_FUNC([d_make_root],
996 [#include <linux/fs.h>],
997 [d_make_root(NULL);])
998 AC_CHECK_LINUX_FUNC([do_sync_read],
999 [#include <linux/fs.h>],
1000 [do_sync_read(NULL, NULL, 0, NULL);])
1001 AC_CHECK_LINUX_FUNC([find_task_by_pid],
1002 [#include <linux/sched.h>],
1003 [pid_t p; find_task_by_pid(p);])
1004 AC_CHECK_LINUX_FUNC([generic_file_aio_read],
1005 [#include <linux/fs.h>],
1006 [generic_file_aio_read(NULL,NULL,0,0);])
1007 AC_CHECK_LINUX_FUNC([grab_cache_page_write_begin],
1008 [#include <linux/pagemap.h>],
1009 [grab_cache_page_write_begin(NULL, 0, 0);])
1010 AC_CHECK_LINUX_FUNC([hlist_unhashed],
1011 [#include <linux/list.h>],
1012 [hlist_unhashed(0);])
1013 AC_CHECK_LINUX_FUNC([ihold],
1014 [#include <linux/fs.h>],
1016 AC_CHECK_LINUX_FUNC([i_size_read],
1017 [#include <linux/fs.h>],
1018 [i_size_read(NULL);])
1019 AC_CHECK_LINUX_FUNC([inode_setattr],
1020 [#include <linux/fs.h>],
1021 [inode_setattr(NULL, NULL);])
1022 AC_CHECK_LINUX_FUNC([iter_file_splice_write],
1023 [#include <linux/fs.h>],
1024 [iter_file_splice_write(NULL,NULL,NULL,0,0);])
1025 AC_CHECK_LINUX_FUNC([kernel_setsockopt],
1026 [#include <linux/net.h>],
1027 [kernel_setsockopt(NULL, 0, 0, NULL, 0);])
1028 AC_CHECK_LINUX_FUNC([page_follow_link],
1029 [#include <linux/fs.h>],
1030 [page_follow_link(0,0);])
1031 AC_CHECK_LINUX_FUNC([page_offset],
1032 [#include <linux/pagemap.h>],
1033 [page_offset(NULL);])
1034 AC_CHECK_LINUX_FUNC([pagevec_lru_add_file],
1035 [#include <linux/pagevec.h>],
1036 [__pagevec_lru_add_file(NULL);])
1037 AC_CHECK_LINUX_FUNC([path_lookup],
1038 [#include <linux/fs.h>
1039 #include <linux/namei.h>],
1040 [path_lookup(NULL, 0, NULL);])
1041 AC_CHECK_LINUX_FUNC([proc_create],
1042 [#include <linux/proc_fs.h>],
1043 [proc_create(NULL, 0, NULL, NULL);])
1044 AC_CHECK_LINUX_FUNC([rcu_read_lock],
1045 [#include <linux/rcupdate.h>],
1047 AC_CHECK_LINUX_FUNC([set_nlink],
1048 [#include <linux/fs.h>],
1049 [set_nlink(NULL, 1);])
1050 AC_CHECK_LINUX_FUNC([sock_create_kern],
1051 [#include <linux/net.h>],
1052 [sock_create_kern(0, 0, 0, NULL);])
1053 AC_CHECK_LINUX_FUNC([splice_direct_to_actor],
1054 [#include <linux/splice.h>],
1055 [splice_direct_to_actor(NULL,NULL,NULL);])
1056 AC_CHECK_LINUX_FUNC([svc_addr_in],
1057 [#include <linux/sunrpc/svc.h>],
1058 [svc_addr_in(NULL);])
1059 AC_CHECK_LINUX_FUNC([zero_user_segments],
1060 [#include <linux/highmem.h>],
1061 [zero_user_segments(NULL, 0, 0, 0, 0);])
1062 AC_CHECK_LINUX_FUNC([noop_fsync],
1063 [#include <linux/fs.h>],
1064 [void *address = &noop_fsync; printk("%p\n", address)];)
1065 AC_CHECK_LINUX_FUNC([kthread_run],
1066 [#include <linux/kernel.h>
1067 #include <linux/kthread.h>],
1068 [kthread_run(NULL, NULL, "test");])
1070 dnl Consequences - things which get set as a result of the
1072 AS_IF([test "x$ac_cv_linux_func_d_alloc_anon" = "xno"],
1073 [AC_DEFINE([AFS_NONFSTRANS], 1,
1074 [define to disable the nfs translator])])
1076 dnl Assorted more complex tests
1078 LINUX_EXPORTS_PROC_ROOT_FS
1079 LINUX_KMEM_CACHE_INIT
1080 LINUX_HAVE_KMEM_CACHE_T
1081 LINUX_KMEM_CACHE_CREATE_TAKES_DTOR
1082 LINUX_KMEM_CACHE_CREATE_CTOR_TAKES_VOID
1083 LINUX_D_PATH_TAKES_STRUCT_PATH
1084 LINUX_NEW_EXPORT_OPS
1085 LINUX_INODE_SETATTR_RETURN_TYPE
1086 LINUX_IOP_I_CREATE_TAKES_NAMEIDATA
1087 LINUX_IOP_I_LOOKUP_TAKES_NAMEIDATA
1088 LINUX_IOP_I_PERMISSION_TAKES_FLAGS
1089 LINUX_IOP_I_PERMISSION_TAKES_NAMEIDATA
1090 LINUX_IOP_I_PUT_LINK_TAKES_COOKIE
1091 LINUX_DOP_D_DELETE_TAKES_CONST
1092 LINUX_DOP_D_REVALIDATE_TAKES_NAMEIDATA
1093 LINUX_FOP_F_FLUSH_TAKES_FL_OWNER_T
1094 LINUX_FOP_F_FSYNC_TAKES_DENTRY
1095 LINUX_FOP_F_FSYNC_TAKES_RANGE
1096 LINUX_AOP_WRITEBACK_CONTROL
1097 LINUX_FS_STRUCT_FOP_HAS_SPLICE
1098 LINUX_KERNEL_POSIX_LOCK_FILE_WAIT_ARG
1099 LINUX_POSIX_TEST_LOCK_RETURNS_CONFLICT
1100 LINUX_POSIX_TEST_LOCK_CONFLICT_ARG
1101 LINUX_KERNEL_SOCK_CREATE
1102 LINUX_EXPORTS_KEY_TYPE_KEYRING
1104 LINUX_RECALC_SIGPENDING_ARG_TYPE
1105 LINUX_EXPORTS_TASKLIST_LOCK
1106 LINUX_GET_SB_HAS_STRUCT_VFSMOUNT
1107 LINUX_STATFS_TAKES_DENTRY
1109 LINUX_HAVE_TRY_TO_FREEZE
1110 LINUX_LINUX_KEYRING_SUPPORT
1111 LINUX_KEY_ALLOC_NEEDS_STRUCT_TASK
1112 LINUX_KEY_ALLOC_NEEDS_CRED
1113 LINUX_INIT_WORK_HAS_DATA
1114 LINUX_REGISTER_SYSCTL_TABLE_NOFLAG
1115 LINUX_HAVE_DCACHE_LOCK
1116 LINUX_D_COUNT_IS_INT
1117 LINUX_IOP_MKDIR_TAKES_UMODE_T
1118 LINUX_IOP_CREATE_TAKES_UMODE_T
1119 LINUX_EXPORT_OP_ENCODE_FH_TAKES_INODES
1120 LINUX_KMAP_ATOMIC_TAKES_NO_KM_TYPE
1121 LINUX_DENTRY_OPEN_TAKES_PATH
1122 LINUX_D_ALIAS_IS_HLIST
1123 LINUX_HLIST_ITERATOR_NO_NODE
1124 LINUX_IOP_I_CREATE_TAKES_BOOL
1125 LINUX_DOP_D_REVALIDATE_TAKES_UNSIGNED
1126 LINUX_IOP_LOOKUP_TAKES_UNSIGNED
1127 LINUX_D_INVALIDATE_IS_VOID
1129 dnl If we are guaranteed that keyrings will work - that is
1130 dnl a) The kernel has keyrings enabled
1131 dnl b) The code is new enough to give us a key_type_keyring
1132 dnl then we just disable syscall probing unless we've been
1135 AS_IF([test "$enable_linux_syscall_probing" = "maybe"],
1136 [AS_IF([test "$ac_cv_linux_keyring_support" = "yes" -a "$ac_cv_linux_exports_key_type_keyring" = "yes"],
1137 [enable_linux_syscall_probing="no"],
1138 [enable_linux_syscall_probing="yes"])
1141 dnl Syscall probing needs a few tests of its own, and just
1142 dnl won't work if the kernel doesn't export init_mm
1143 AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1144 LINUX_EXPORTS_INIT_MM
1145 AS_IF([test "$ac_cv_linux_exports_init_mm" = "no"], [
1147 [Can't do syscall probing without exported init_mm])
1149 LINUX_EXPORTS_SYS_CHDIR
1150 LINUX_EXPORTS_SYS_OPEN
1151 AC_DEFINE(ENABLE_LINUX_SYSCALL_PROBING, 1,
1152 [define to enable syscall table probes])
1155 dnl Packaging and SMP build
1156 if test "x$with_linux_kernel_packaging" != "xyes" ; then
1163 if test "x$ac_cv_linux_config_modversions" = "xno" -o $AFS_SYSKVERS -ge 26; then
1164 AS_IF([test "$enable_linux_syscall_probing" = "yes"], [
1165 AC_MSG_WARN([Cannot determine sys_call_table status. assuming it isn't exported])
1167 ac_cv_linux_exports_sys_call_table=no
1168 if test -f "$LINUX_KERNEL_PATH/include/asm/ia32_unistd.h"; then
1169 ac_cv_linux_exports_ia32_sys_call_table=yes
1172 LINUX_EXPORTS_KALLSYMS_ADDRESS
1173 LINUX_EXPORTS_KALLSYMS_SYMBOL
1174 LINUX_EXPORTS_SYS_CALL_TABLE
1175 LINUX_EXPORTS_IA32_SYS_CALL_TABLE
1176 if test "x$ac_cv_linux_exports_sys_call_table" = "xno"; then
1177 linux_syscall_method=none
1178 if test "x$ac_cv_linux_exports_init_mm" = "xyes"; then
1179 linux_syscall_method=scan
1180 if test "x$ac_cv_linux_exports_kallsyms_address" = "xyes"; then
1181 linux_syscall_method=scan_with_kallsyms_address
1184 if test "x$ac_cv_linux_exports_kallsyms_symbol" = "xyes"; then
1185 linux_syscall_method=kallsyms_symbol
1187 if test "x$linux_syscall_method" = "xnone"; then
1188 AC_MSG_WARN([no available sys_call_table access method -- guessing scan])
1189 linux_syscall_method=scan
1193 if test -f "$LINUX_KERNEL_PATH/include/linux/in_systm.h"; then
1194 AC_DEFINE(HAVE_IN_SYSTM_H, 1, [define if you have in_systm.h header file])
1196 if test -f "$LINUX_KERNEL_PATH/include/linux/mm_inline.h"; then
1197 AC_DEFINE(HAVE_MM_INLINE_H, 1, [define if you have mm_inline.h header file])
1199 if test "x$ac_cv_linux_kernel_page_follow_link" = "xyes" -o "x$ac_cv_linux_func_i_put_link_takes_cookie" = "xyes"; then
1200 AC_DEFINE(USABLE_KERNEL_PAGE_SYMLINK_CACHE, 1, [define if your kernel has a usable symlink cache API])
1202 AC_MSG_WARN([your kernel does not have a usable symlink cache API])
1206 if test "x$enable_linux_d_splice_alias_extra_iput" = xyes; then
1207 AC_DEFINE(D_SPLICE_ALIAS_LEAK_ON_ERROR, 1, [for internal use])
1209 dnl Linux-only, but just enable always.
1210 AC_DEFINE(AFS_CACHE_BYPASS, 1, [define to activate cache bypassing Unix client])
1213 AC_CACHE_CHECK([if compiler has __sync_add_and_fetch],
1214 [ac_cv_sync_fetch_and_add],
1215 [AC_TRY_LINK(, [int var; return __sync_add_and_fetch(&var, 1);],
1216 [ac_cv_sync_fetch_and_add=yes],
1217 [ac_cv_sync_fetch_and_add=no])
1219 AS_IF([test "$ac_cv_sync_fetch_and_add" = "yes"],
1220 [AC_DEFINE(HAVE_SYNC_FETCH_AND_ADD, 1,
1221 [define if your C compiler has __sync_add_and_fetch])])
1223 AC_CACHE_CHECK([if struct sockaddr has sa_len field],
1224 [ac_cv_sockaddr_len],
1225 [AC_TRY_COMPILE( [#include <sys/types.h>
1226 #include <sys/socket.h>],
1227 [struct sockaddr *a; a->sa_len=0;],
1228 [ac_cv_sockaddr_len=yes],
1229 [ac_cv_sockaddr_len=no])
1231 AS_IF([test "$ac_cv_sockaddr_len" = "yes"],
1232 [AC_DEFINE(STRUCT_SOCKADDR_HAS_SA_LEN, 1,
1233 [define if you struct sockaddr sa_len])])
1235 if test "x${MKAFS_OSTYPE}" = "xIRIX"; then
1236 echo Skipping library tests because they confuse Irix.
1238 AC_SEARCH_LIBS([socket], [socket inet])
1239 AC_SEARCH_LIBS([connect], [nsl])
1240 AC_SEARCH_LIBS([gethostbyname], [dns nsl resolv])
1242 dnl darwin wants it, aix hates it
1243 AC_MSG_CHECKING(for the useability of arpa/nameser_compat.h)
1247 #include <sys/types.h>
1248 #include <sys/socket.h>
1249 #include <netinet/in.h>
1250 #include <arpa/inet.h>
1251 #include <arpa/nameser.h>
1252 #include <arpa/nameser_compat.h>
1254 ], [static int i; i = 0;],
1256 AC_DEFINE(HAVE_ARPA_NAMESER_COMPAT_H, 1, [define if arpa/nameser_compat.h exists])],
1260 openafs_save_libs="$LIBS"
1261 AC_MSG_CHECKING([for res_search])
1264 if test "$ac_cv_func_res_search" = no; then
1265 for lib in dns nsl resolv; do
1266 if test "$ac_cv_func_res_search" != yes; then
1269 LIBS="$openafs_save_libs"
1272 if test "$ac_cv_func_res_search" = yes; then
1274 AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1275 AC_MSG_RESULT([yes, in lib$lib])
1280 AC_DEFINE(HAVE_RES_SEARCH, 1, [])
1285 XLIBS="$LIB_AFSDB $XLIBS"
1287 AC_CHECK_RESOLV_RETRANS
1289 AC_CACHE_CHECK([for setsockopt(, SOL_IP, IP_RECVERR)],
1290 [ac_cv_setsockopt_iprecverr],
1292 #include <sys/types.h>
1293 #include <sys/socket.h>
1294 #include <netinet/in.h>],
1296 setsockopt(0, SOL_IP, IP_RECVERR, &on, sizeof(on));],
1297 [ac_cv_setsockopt_iprecverr=yes],
1298 [ac_cv_setsockopt_iprecverr=no])])
1300 AS_IF([test "$ac_cv_setsockopt_iprecverr" = "yes"],
1301 [AC_DEFINE([HAVE_SETSOCKOPT_IP_RECVERR], [1],
1302 [define if we can receive socket errors via IP_RECVERR])])
1305 if test "x$MKAFS_OSTYPE" = OBSD; then
1306 PTHREAD_LIBS="-pthread"
1308 if test "x$MKAFS_OSTYPE" = xDFBSD; then
1309 PTHREAD_LIBS="-pthread"
1311 if test "x$PTHREAD_LIBS" = xerror; then
1312 AC_CHECK_LIB(pthread, pthread_attr_init,
1313 PTHREAD_LIBS="-lpthread")
1315 if test "x$PTHREAD_LIBS" = xerror; then
1316 AC_CHECK_LIB(pthreads, pthread_attr_init,
1317 PTHREAD_LIBS="-lpthreads")
1319 if test "x$PTHREAD_LIBS" = xerror; then
1320 AC_CHECK_LIB(c_r, pthread_attr_init,
1321 PTHREAD_LIBS="-lc_r")
1323 if test "x$PTHREAD_LIBS" = xerror; then
1324 AC_CHECK_FUNC(pthread_attr_init, PTHREAD_LIBS="")
1326 if test "x$PTHREAD_LIBS" = xerror; then
1327 # pthread_attr_init is a macro under HPUX 11.0 and 11.11
1328 AC_CHECK_LIB(pthread, pthread_attr_destroy,
1329 PTHREAD_LIBS="-lpthread")
1331 if test "x$PTHREAD_LIBS" = xerror; then
1332 AC_MSG_WARN(*** Unable to locate working posix thread library ***)
1334 AC_SUBST(PTHREAD_LIBS)
1336 HOST_CPU="$host_cpu"
1338 if test "x$with_bsd_kernel_headers" != "x"; then
1339 BSD_KERNEL_PATH="$with_bsd_kernel_headers"
1341 BSD_KERNEL_PATH="/usr/src/sys"
1344 if test "x$with_bsd_kernel_build" != "x"; then
1345 BSD_KERNEL_BUILD="$with_bsd_kernel_build"
1347 case $AFS_SYSNAME in
1349 BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/${HOST_CPU}/compile/GENERIC"
1352 BSD_KERNEL_BUILD="${BSD_KERNEL_PATH}/arch/${HOST_CPU}/compile/GENERIC"
1357 if test "$enable_supergroups" = "yes"; then
1358 AC_DEFINE(SUPERGROUPS, 1, [define if you want to have support for nested pts groups])
1361 if test "$enable_bitmap_later" = "yes"; then
1362 AC_DEFINE(BITMAP_LATER, 1, [define if you want to salvager to check bitmasks later])
1365 if test "$enable_unix_sockets" = "yes"; then
1366 AC_DEFINE(USE_UNIX_SOCKETS, 1, [define if you want to use UNIX sockets for fssync.])
1367 USE_UNIX_SOCKETS="yes"
1369 USE_UNIX_SOCKETS="no"
1371 AC_SUBST(USE_UNIX_SOCKETS)
1373 if test "$enable_namei_fileserver" = "yes"; then
1374 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1377 if test "$enable_namei_fileserver" = "default"; then
1380 AC_MSG_WARN(Some Solaris 10 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1381 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1385 AC_MSG_WARN(Solaris 11 versions are not safe with the inode fileserver. Forcing namei. Override with --disable-namei-fileserver)
1386 AC_DEFINE(AFS_NAMEI_ENV, 1, [define if you want to want namei fileserver])
1398 dnl check for tivoli
1399 AC_MSG_CHECKING(for tivoli tsm butc support)
1401 if test "$enable_tivoli_tsm" = "yes"; then
1402 XBSADIR1=/usr/tivoli/tsm/client/api/bin/xopen
1403 XBSADIR2=/opt/tivoli/tsm/client/api/bin/xopen
1404 XBSADIR3=/usr/tivoli/tsm/client/api/bin/sample
1405 XBSADIR4=/opt/tivoli/tsm/client/api/bin/sample
1407 if test -r "$XBSADIR3/dsmapifp.h"; then
1408 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR3"
1410 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1411 elif test -r "$XBSADIR4/dsmapifp.h"; then
1412 XBSA_CFLAGS="-Dxbsa -DNEW_XBSA -I$XBSADIR4"
1414 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1415 elif test -r "$XBSADIR1/xbsa.h"; then
1416 XBSA_CFLAGS="-Dxbsa -I$XBSADIR1"
1418 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1419 elif test -r "$XBSADIR2/xbsa.h"; then
1420 XBSA_CFLAGS="-Dxbsa -I$XBSADIR2"
1422 AC_MSG_RESULT([yes, $XBSA_CFLAGS])
1424 AC_MSG_RESULT([no, missing xbsa.h and dsmapifp.h header files])
1429 AC_SUBST(XBSA_CFLAGS)
1430 AC_SUBST(XBSA_XLIBS)
1432 dnl checks for header files.
1436 AC_CHECK_HEADERS([ \
1453 security/pam_appl.h \
1495 AC_CHECK_HEADERS([resolv.h], [], [], [AC_INCLUDES_DEFAULT
1496 #ifdef HAVE_NETINET_IN_H
1497 # include <netinet/in.h>
1500 AC_CHECK_HEADERS([net/if.h],[],[],[AC_INCLUDES_DEFAULT
1501 #ifdef HAVE_SYS_SOCKET_H
1502 # include <sys/socket.h>
1505 AC_CHECK_HEADERS([netinet/if_ether.h],[],[],[AC_INCLUDES_DEFAULT
1506 #ifdef HAVE_SYS_SOCKET_H
1507 # include <sys/socket.h>
1509 #ifdef HAVE_NETINET_IN_H
1510 # include <netinet/in.h>
1512 #ifdef HAVE_NET_IF_H
1513 # include <net/if.h>
1516 AC_CHECK_HEADERS([security/pam_modules.h],[],[],[AC_INCLUDES_DEFAULT
1517 #ifdef HAVE_SECURITY_PAM_APPL_H
1518 # include <security/pam_appl.h>
1521 AC_CHECK_HEADERS(linux/errqueue.h,,,[#include <linux/types.h>])
1523 AC_CHECK_TYPES([fsblkcnt_t],,,[
1524 #include <sys/types.h>
1525 #ifdef HAVE_SYS_BITYPES_H
1526 #include <sys/bitypes.h>
1528 #ifdef HAVE_SYS_STATFS_H
1529 #include <sys/statfs.h>
1531 #ifdef HAVE_SYS_STATVFS_H
1532 #include <sys/statvfs.h>
1536 dnl see what struct stat has for timestamps
1537 AC_CHECK_MEMBERS([struct stat.st_ctimespec, struct stat.st_ctimensec])
1539 dnl check for curses-lib
1540 AS_IF([test "x$enable_gtx" != "xno"],
1542 AC_CHECK_LIB( [ncurses], [setupterm],
1543 [LIB_curses=-lncurses],
1544 [AC_CHECK_LIB([Hcurses], [setupterm], [LIB_curses=-lHcurses],
1545 [AC_CHECK_LIB([curses], [setupterm], [LIB_curses=-lcurses])])
1548 AC_SUBST(LIB_curses)])
1550 OPENAFS_TEST_PACKAGE(libintl,[#include <libintl.h>],[-lintl],,,INTL)
1552 if test "$enable_debug_locks" = yes; then
1553 AC_DEFINE(OPR_DEBUG_LOCKS, 1, [turn on lock debugging in opr])
1556 if test "$ac_cv_header_security_pam_modules_h" = yes -a "$enable_pam" = yes; then
1563 if test "$enable_login" = yes; then
1568 AC_SUBST(BUILD_LOGIN)
1570 if test "$enable_kauth" = yes; then
1575 AC_SUBST(INSTALL_KAUTH)
1613 OPENAFS_C_ATTRIBUTE()
1615 dnl Functions that Heimdal's libroken provides, but that we
1616 dnl haven't found a need for yet, and so haven't imported
1633 dnl Functions that are in objects that we always build from libroken
1643 dnl Functions that we're going to try and get from libroken
1644 AC_REPLACE_FUNCS([ \
1685 dnl Headers that we're going to try and get from libroken
1686 AC_CHECK_HEADERS([ \
1691 AC_CHECK_DECLS([h_errno], [], [], [
1692 #include <sys/types.h>
1701 AS_IF([test "$ac_cv_header_err_h" != "yes" ],
1702 [ROKEN_HEADERS="$ROKEN_HEADERS \$(TOP_INCDIR)/err.h"],
1704 AC_SUBST(ROKEN_HEADERS)
1706 dnl Stuff that's harder ...
1707 AC_MSG_CHECKING([for bswap16])
1708 AC_LINK_IFELSE([AC_LANG_PROGRAM([
1709 #ifdef HAVE_SYS_TYPES_H
1710 #include <sys/types.h>
1712 #ifdef HAVE_SYS_BSWAP_H
1713 #include <sys/bswap.h>
1716 [short a, b; b = bswap16(a); ])],
1718 AC_DEFINE(HAVE_BSWAP16, 1, [Define to 1 if you have the bswap16 function])
1720 [AC_MSG_RESULT(no)])
1722 AC_MSG_CHECKING([for bswap32])
1723 AC_LINK_IFELSE([AC_LANG_PROGRAM([#ifdef HAVE_SYS_TYPES_H
1724 #include <sys/types.h>
1726 #ifdef HAVE_SYS_BSWAP_H
1727 #include <sys/bswap.h>
1730 [int a, b; b = bswap32(a); ])],
1732 AC_DEFINE(HAVE_BSWAP32, 1, [Define to 1 if you have the bswap32 function])
1734 [AC_MSG_RESULT(no)])
1736 case $AFS_SYSNAME in
1738 AC_MSG_WARN([Some versions of HP-UX have a buggy positional I/O implementation. Forcing no positional I/O.])
1741 AC_MSG_CHECKING([for positional I/O])
1742 if test "$ac_cv_func_pread" = "yes" && \
1743 test "$ac_cv_func_pwrite" = "yes"; then
1744 AC_DEFINE(HAVE_PIO, 1, [define if you have pread() and pwrite()])
1749 AC_MSG_CHECKING([for vectored positional I/O])
1750 AS_IF([test "$ac_cv_func_preadv" = "yes" -a \
1751 "$ac_cv_func_pwritev" = "yes" -a \
1752 "$ac_cv_func_preadv64" = "yes" -a \
1753 "$ac_cv_func_pwritev64" = "yes"],
1754 [AC_DEFINE(HAVE_PIOV, 1, [define if you have preadv() and pwritev()])
1755 AC_MSG_RESULT(yes)],
1756 [AC_MSG_RESULT(no)])
1760 AC_MSG_CHECKING([for POSIX regex library])
1761 if test "$ac_cv_header_regex_h" = "yes" && \
1762 test "$ac_cv_func_regcomp" = "yes" && \
1763 test "$ac_cv_func_regexec" = "yes" && \
1764 test "$ac_cv_func_regerror" = "yes"; then
1765 AC_DEFINE(HAVE_POSIX_REGEX, 1, [define if you have POSIX regex library])
1771 dnl Look for "non-portable" pthreads functions.
1773 LIBS="$LIBS $PTHREAD_LIBS"
1775 pthread_set_name_np \
1776 pthread_setname_np \
1779 dnl Sadly, there are three different versions of pthread_setname_np.
1780 dnl Try to cater for all of them.
1781 if test "$ac_cv_func_pthread_setname_np" = "yes" ; then
1782 AC_MSG_CHECKING([for signature of pthread_setname_np])
1784 #include <pthread.h>
1785 #ifdef HAVE_PTHREAD_NP_H
1786 #include <pthread_np.h>
1788 ], [pthread_setname_np(pthread_self(), "test", (void *)0)], [
1789 AC_MSG_RESULT([three arguments])
1790 pthread_setname_np_args=3], [
1792 #include <pthread.h>
1793 #ifdef HAVE_PTHREAD_NP_H
1794 #include <pthread_np.h>
1796 ], [pthread_setname_np(pthread_self(), "test")], [
1797 AC_MSG_RESULT([two arguments])
1798 pthread_setname_np_args=2], [
1800 #include <pthread.h>
1801 #ifdef HAVE_PTHREAD_NP_H
1802 #include <pthread_np.h>
1804 ], [pthread_setname_np("test")], [
1805 AC_MSG_RESULT([one argument])
1806 pthread_setname_np_args=1], [pthread_setname_np_args=0])
1809 AC_DEFINE_UNQUOTED([PTHREAD_SETNAME_NP_ARGS], $pthread_setname_np_args, [Number of arguments required by pthread_setname_np() function])
1813 openafs_cv_saved_CFLAGS="$CFLAGS"
1814 CFLAGS="$CFLAGS $XCFLAGS_NOCHECKING"
1818 AC_CHECK_SIZEOF(void *)
1819 AC_CHECK_SIZEOF(unsigned long long)
1820 AC_CHECK_SIZEOF(unsigned long)
1821 AC_CHECK_SIZEOF(unsigned int)
1825 AC_CHECK_TYPE([sig_atomic_t],[],
1826 [AC_DEFINE([sig_atomic_t], [int],
1827 [Define to int if <signal.h> does not define.])],
1828 [#include <sys/types.h>
1829 #include <signal.h>])
1830 AC_CHECK_TYPE([socklen_t],[],
1831 [AC_DEFINE([socklen_t], [int],
1832 [Define to int if <sys/socket.h> does not define.])],
1833 [#include <sys/types.h>
1834 #include <sys/socket.h>])
1835 AC_CHECK_TYPES(off64_t)
1836 AC_CHECK_TYPES([ssize_t], [], [], [#include <unistd.h>])
1837 AC_CHECK_TYPES([struct winsize], [], [], [
1838 #ifdef HAVE_TERMIOS_H
1839 # include <termios.h>
1841 # include <sys/termios.h>
1843 #include <sys/ioctl.h>])
1844 AC_CHECK_TYPES([sa_family_t, socklen_t, struct sockaddr,
1845 struct sockaddr_storage],
1847 #include <sys/types.h>
1848 #include <sys/socket.h>
1850 AC_CHECK_TYPES([sa_family_t], [], [], [
1851 #include <sys/types.h>
1852 #include <sys/socket.h>
1854 AC_CHECK_TYPES([struct addrinfo], [], [], [
1855 #include <sys/types.h>
1860 AC_CHECK_TYPES([long long], [], [], [])
1862 AC_SIZEOF_TYPE(long)
1864 CFLAGS="$openafs_cv_saved_CFLAGS"
1866 RRA_HEADER_PAM_CONST
1869 dnl Directory PATH handling
1870 if test "x$enable_transarc_paths" = "xyes" ; then
1871 afsconfdir=${afsconfdir=/usr/afs/etc}
1872 viceetcdir=${viceetcdir=/usr/vice/etc}
1873 afskerneldir=${afskerneldir=${viceetcdir}}
1874 afssrvbindir=${afssrvbindir=/usr/afs/bin}
1875 afssrvsbindir=${afssrvsbindir=/usr/afs/bin}
1876 afssrvlibexecdir=${afssrvlibexecdir=/usr/afs/bin}
1877 afsdbdir=${afsdbdir=/usr/afs/db}
1878 afslogsdir=${afslogsdir=/usr/afs/logs}
1879 afslocaldir=${afslocaldir=/usr/afs/local}
1880 afsbackupdir=${afsbackupdir=/usr/afs/backup}
1881 afsbosconfigdir=${afsbosconfigdir=/usr/afs/local}
1882 afsdatadir=${afsdatadir=/usr/vice/etc}
1884 afsconfdir=${afsconfdir='${sysconfdir}/openafs/server'}
1885 viceetcdir=${viceetcdir='${sysconfdir}/openafs'}
1886 afskerneldir=${afskerneldir='${libdir}/openafs'}
1887 afssrvbindir=${afssrvbindir='${bindir}'}
1888 afssrvsbindir=${afssrvsbindir='${sbindir}'}
1889 afssrvlibexecdir=${afssrvlibexecdir='${libexecdir}/openafs'}
1890 afsdbdir=${afsdbdir='${localstatedir}/openafs/db'}
1891 afslogsdir=${afslogsdir='${localstatedir}/openafs/logs'}
1892 afslocaldir=${afslocaldir='${localstatedir}/openafs'}
1893 afsbackupdir=${afsbackupdir='${localstatedir}/openafs/backup'}
1894 afsbosconfigdir=${afsbosconfigdir='${sysconfdir}/openafs'}
1895 afsdatadir=${afsdatadir='${datadir}/openafs'}
1897 AC_SUBST(afsconfdir)
1898 AC_SUBST(viceetcdir)
1899 AC_SUBST(afskerneldir)
1900 AC_SUBST(afssrvbindir)
1901 AC_SUBST(afssrvsbindir)
1902 AC_SUBST(afssrvlibexecdir)
1904 AC_SUBST(afslogsdir)
1905 AC_SUBST(afslocaldir)
1906 AC_SUBST(afsbackupdir)
1907 AC_SUBST(afsbosconfigdir)
1908 AC_SUBST(afsdatadir)
1910 if test "x$enable_kernel_module" = "xyes"; then
1911 ENABLE_KERNEL_MODULE=libafs
1914 if test "x$enable_pthreaded_ubik" = "xyes"; then
1915 ENABLE_PTHREADED_UBIK=yes
1919 AC_SUBST(AFS_SYSNAME)
1920 AC_SUBST(AFS_PARAM_COMMON)
1921 AC_SUBST(ENABLE_KERNEL_MODULE)
1922 AC_SUBST(ENABLE_PTHREADED_UBIK)
1924 AC_SUBST(LINUX_KERNEL_PATH)
1925 AC_SUBST(LINUX_KERNEL_BUILD)
1927 AC_SUBST(BSD_KERNEL_PATH)
1928 AC_SUBST(BSD_KERNEL_BUILD)
1929 AC_SUBST(LINUX_VERSION)
1930 AC_SUBST(MKAFS_OSTYPE)
1931 AC_SUBST(TOP_OBJDIR)
1932 AC_SUBST(TOP_SRCDIR)
1933 AC_SUBST(TOP_INCDIR)
1934 AC_SUBST(TOP_LIBDIR)
1936 AC_SUBST(DARWIN_INFOFILE)
1937 AC_SUBST(IRIX_BUILD_IP35)
1940 AC_SUBST(DOCBOOK2PDF)
1941 AC_SUBST(DOCBOOK_STYLESHEETS)
1946 TOP_SRCDIR="${srcdir}/src"
1948 dnl If we're using ./configure, need a more reasonable TOP_SRCDIR, since relative links don't work everywhere
1954 TOP_SRCDIR=`cd $TOP_SRCDIR; pwd`
1958 TOP_OBJDIR="${SRCDIR_PARENT}"
1959 TOP_INCDIR="${SRCDIR_PARENT}/include"
1960 TOP_LIBDIR="${SRCDIR_PARENT}/lib"
1961 if test "${DEST}x" = "x"; then
1962 DEST="${SRCDIR_PARENT}/${AFS_SYSNAME}/dest"
1965 if test "x$with_crosstools_dir" != "x"; then
1966 if test -f "$with_crosstools_dir/rxgen" -a -f "$with_crosstools_dir/compile_et" -a -f "$with_crosstools_dir/config"; then
1967 COMPILE_ET_PATH=$with_crosstools_dir/compile_et
1968 CONFIGTOOL_PATH=$with_crosstools_dir/config
1969 RXGEN_PATH=$with_crosstools_dir/rxgen
1971 AC_MSG_ERROR(Tools not found in $with_crosstools_dir)
1975 COMPILE_ET_PATH="${SRCDIR_PARENT}/src/comerr/compile_et"
1976 CONFIGTOOL_PATH="${SRCDIR_PARENT}/src/config/config"
1977 RXGEN_PATH="${SRCDIR_PARENT}/src/rxgen/rxgen"
1979 AC_SUBST(COMPILE_ET_PATH)
1980 AC_SUBST(CONFIGTOOL_PATH)
1981 AC_SUBST(RXGEN_PATH)
1983 HELPER_SPLINT="${TOP_SRCDIR}/helper-splint.sh"
1984 HELPER_SPLINTCFG="${TOP_SRCDIR}/splint.cfg"
1985 AC_SUBST(HELPER_SPLINT)
1986 AC_SUBST(HELPER_SPLINTCFG)
1988 mkdir -p ${TOP_OBJDIR}/src/JAVA/libjafs
1990 dnl Check to see if crypt lives in a different library
1991 AC_CHECK_LIB(crypt, crypt, LIB_crypt="-lcrypt")
1994 dnl Check to see if the compiler support labels in structs
1995 AC_MSG_CHECKING(for label support in structs)
1996 AC_TRY_COMPILE([], [
1997 extern void osi_UFSOpen(void);
1999 void (*open) (void);
2001 struct labeltest struct_labeltest = {
2002 .open = osi_UFSOpen,
2006 AC_DEFINE(HAVE_STRUCT_LABEL_SUPPORT, 1, [Define to 1 if your compiler supports labels in structs.])
2011 AC_MSG_CHECKING([checking for dirfd])
2012 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
2013 #ifdef HAVE_DIRENT_H
2017 [[DIR *d = 0; dirfd(d);]])],
2018 [ac_rk_have_dirfd=yes], [ac_rk_have_dirfd=no])
2019 if test "$ac_rk_have_dirfd" = "yes" ; then
2020 AC_DEFINE_UNQUOTED(HAVE_DIRFD, 1, [have a dirfd function/macro])
2022 AC_MSG_RESULT($ac_rk_have_dirfd)
2024 OPENAFS_HAVE_STRUCT_FIELD(DIR, dd_fd, [#include <sys/types.h>
2025 #ifdef HAVE_DIRENT_H
2029 OPENAFS_HAVE_STRUCT_FIELD(struct rusage, ru_idrss,
2030 [#ifdef HAVE_SYS_RESOURCE_H
2031 #include <sys/resource.h>
2034 dnl Check for UUID library
2035 AC_CHECK_HEADERS([uuid/uuid.h])
2036 AC_CHECK_LIB(uuid, uuid_generate, LIBS_uuid="-luuid")
2037 AC_CHECK_FUNCS([uuid_generate])