blah blah blah

diff --git a/.cvsignore b/.cvsignore
new file mode 100644 (file)
index 0000000..bb3bc99
--- /dev/null
+++ b/.cvsignore
@@ -0,0 +1,32 @@
+.Xrefs
+.Xrefs-2.5
+aclocal.m4
+config.log
+config.status
+config.cache
+config.guess
+config.sub
+configure
+Makefile
+autoMakefile
+autoMakefile.in
+.deps
+tags
+TAGS
+lustre*.tar.gz
+cscope.files
+cscope.out
+autom4te-2.53.cache
+autom4te.cache
+depcomp
+compile
+.*.cmd
+.mergeinfo-*
+Rules
+missing
+mkinstalldirs
+install-sh
+.depend
+.tmp_versions
+config.h
+config.h.in

diff --git a/ChangeLog b/ChangeLog
new file mode 100644 (file)
index 0000000..e50f1e3
--- /dev/null
+++ b/ChangeLog
@@ -0,0 +1 @@
+Please see portals/ChangeLog and lustre/ChangeLog.

diff --git a/README b/README
new file mode 100644 (file)
index 0000000..e69de29

diff --git a/README.lustrecvs b/README.lustrecvs
new file mode 100644 (file)
index 0000000..88dcc12
--- /dev/null
+++ b/README.lustrecvs
@@ -0,0 +1,5 @@
+To check out Lustre:
+
+./lustrecvs co <branch>
+
+For a list of branches, please see the branch table in lustrecvs.

diff --git a/autoMakefile.am b/autoMakefile.am
new file mode 100644 (file)
index 0000000..884b636
--- /dev/null
+++ b/autoMakefile.am
@@ -0,0 +1,57 @@
+SUBDIRS := . build portals lustre
+
+# these empty rules are needed so that automake doesn't add its own
+# recursive rules
+etags-recursive:
+
+ctags-recursive:
+
+tags-recursive:
+
+TAGS:
+
+tags:
+       rm -f $(top_srcdir)/TAGS
+       ETAGSF=`etags --version | grep -iq exuberant && \
+               echo "-I __initdata,__exitdata,EXPORT_SYMBOL"`; \
+       find $(top_srcdir) -name '*.[hc]' | xargs etags $$ETAGSF -a
+
+       rm -f $(top_srcdir)/tags
+       CTAGSF=`ctags --version | grep -iq exuberant && \
+               echo "-I __initdata,__exitdata,EXPORT_SYMBOL"`; \
+       find $(top_srcdir) -name '*.[hc]' | xargs ctags $$CTAGSF -a
+
+if MODULES
+all-am: modules
+
+all-sources:
+       $(MAKE) sources -C portals
+       $(MAKE) sources -C lustre
+
+if !LINUX25
+DEP = dep
+dep: .depend
+
+.depend: all-sources
+       $(MAKE) $(ARCH_UM) CC="$(CC)" -C $(LINUX_OBJ)                \
+       -f $(PWD)/build/Makefile LUSTRE_LINUX_CONFIG=$(LINUX_CONFIG) \
+       -o scripts -o include/config/MARKER _sfdep_$(PWD)            \
+       _FASTDEP_ALL_SUB_DIRS="$(PWD)"
+
+CLEANFILES = .depend
+endif
+
+modules: $(DEP) all-sources
+       $(MAKE) $(ARCH_UM) CC="$(CC)" -C $(LINUX_OBJ)                \
+       -f $(PWD)/build/Makefile LUSTRE_LINUX_CONFIG=$(LINUX_CONFIG) \
+       $(MODULE_TARGET)=$(PWD) -o tmp_include_depends -o scripts -o \
+       include/config/MARKER $@
+
+endif # MODULES
+
+dist-hook:
+       find $(distdir) -name .deps | xargs rm -rf
+       find $(distdir) -name CVS | xargs rm -rf
+
+rpms: dist Makefile
+       rpmbuild -ta $(distdir).tar.gz

diff --git a/autogen.sh b/autogen.sh
new file mode 100644 (file)
index 0000000..d8ccf52
--- /dev/null
+++ b/autogen.sh
@@ -0,0 +1,98 @@
+#!/bin/bash
+
+# taken from gnome-common/macros2/autogen.sh
+compare_versions() {
+    ch_min_version=$1
+    ch_actual_version=$2
+    ch_status=0
+    IFS="${IFS=         }"; ch_save_IFS="$IFS"; IFS="."
+    set $ch_actual_version
+    for ch_min in $ch_min_version; do
+        ch_cur=`echo $1 | sed 's/[^0-9].*$//'`; shift # remove letter suffixes
+        if [ -z "$ch_min" ]; then break; fi
+        if [ -z "$ch_cur" ]; then ch_status=1; break; fi
+        if [ $ch_cur -gt $ch_min ]; then break; fi
+        if [ $ch_cur -lt $ch_min ]; then ch_status=1; break; fi
+    done
+    IFS="$ch_save_IFS"
+    return $ch_status
+}
+
+error_msg() {
+       echo "$cmd is $1.  version $required is required to build Lustre."
+
+       if [ -e /usr/lib/autolustre/bin/$cmd ]; then
+               cat >&2 <<-EOF
+               You apparently already have Lustre-specific autoconf/make RPMs
+               installed on your system at /usr/lib/autolustre/share/$cmd.
+               Please set your PATH to point to those versions:
+
+               export PATH="/usr/lib/autolustre/bin:\$PATH"
+               EOF
+       else
+               cat >&2 <<-EOF
+               CFS provides RPMs which can be installed alongside your
+               existing autoconf/make RPMs, if you are nervous about
+               upgrading.  See
+
+               ftp://ftp.lustre.org/pub/other/autolustre/README.autolustre
+
+               You may be able to download newer version from:
+
+               http://ftp.gnu.org/gnu/$cmd/$cmd-$required.tar.gz
+       EOF
+       fi
+       [ "$cmd" = "autoconf" -a "$required" = "2.57" ] && cat >&2 <<EOF
+
+or for RH9 systems you can use:
+
+ftp://fr2.rpmfind.net/linux/redhat/9/en/os/i386/RedHat/RPMS/autoconf-2.57-3.noarch.rpm
+EOF
+       [ "$cmd" = "automake-1.7" -a "$required" = "1.7.8" ] && cat >&2 <<EOF
+
+or for RH9 systems you can use:
+
+ftp://fr2.rpmfind.net/linux/fedora/core/1/i386/os/Fedora/RPMS/automake-1.7.8-1.noarch.rpm
+EOF
+       exit 1
+}
+
+check_version() {
+    local tool
+    local cmd
+    local required
+    local version
+
+    tool=$1
+    cmd=$2
+    required=$3
+    echo -n "checking for $cmd $required... "
+    if ! $cmd --version >/dev/null ; then
+       error_msg "missing"
+    fi
+    version=$($cmd --version | awk "BEGIN { IGNORECASE=1 } /$tool \(GNU $tool\)/ { print \$4 }")
+    echo "found $version"
+    if ! compare_versions "$required" "$version" ; then
+       error_msg "too old"
+    fi
+}
+
+echo "Checking for a complete tree..."
+if ! [ -d build -a -d portals -a -d lustre ] ; then
+    cat >&2 <<EOF
+    This seems to be an incomplete checkout.  Please read
+    README.lustrecvs for details.
+EOF
+fi
+
+check_version automake automake-1.7 "1.7.8"
+check_version autoconf autoconf "2.57"
+echo "Running aclocal..."
+aclocal-1.7
+echo "Running autoheader..."
+autoheader
+echo "Running automake..."
+automake-1.7 -a -c
+echo "Running autoconf..."
+autoconf
+

diff --git a/build/.cvsignore b/build/.cvsignore
new file mode 100644 (file)
index 0000000..11e6d18
--- /dev/null
+++ b/build/.cvsignore
@@ -0,0 +1,8 @@
+.*.cmd
+.*.flags
+*.ko
+*.c
+.tmp_versions
+Rules
+autoMakefile.in
+autoMakefile

diff --git a/build/Makefile b/build/Makefile
new file mode 100644 (file)
index 0000000..db3bd45
--- /dev/null
+++ b/build/Makefile
@@ -0,0 +1,47 @@
+#
+# There are three ways this Makefile can be called:
+#
+# 
+# 1.  As a subdirectory from the toplevel, for automake
+#
+# 2. A wrapper around the kernel's makefile when building modules, to
+#    possibly override the .config file
+#
+# 3.  At configure time, as the toplevel module dir for building
+#     kernel tests
+#
+
+ifeq ($(PATCHLEVEL),)
+
+ifeq ($(LUSTRE_LINUX_CONFIG),)
+
+# case #1
+include autoMakefile
+
+else
+
+# case #2
+include $(LUSTRE_LINUX_CONFIG)
+include Makefile
+
+endif # LUSTRE_LINUX_CONFIG
+
+else # PATCHLEVEL
+
+# case 3
+
+ifneq ($(LUSTRE_KERNEL_TEST),)
+ifeq ($(PATCHLEVEL),4)
+all: $(LUSTRE_KERNEL_TEST)
+else
+extra-y = $(LUSTRE_KERNEL_TEST)
+endif
+endif
+
+obj-m := conftest.o
+
+ifeq ($(PATCHLEVEL),4)
+include $(TOPDIR)/Rules.make
+endif
+
+endif # PATCHLEVEL

diff --git a/build/Rules.in b/build/Rules.in
new file mode 100644 (file)
index 0000000..293ff3c
--- /dev/null
+++ b/build/Rules.in
@@ -0,0 +1,46 @@
+# Directories building kernel modules should have two files:
+#
+# Makefile.in:
+#
+# MODULES := <module-name>
+# <module-name>-objs := file1.o file2.o file3.o
+# @INCLUDE_RULES@
+#
+# and autoMakefile.am:
+#
+# if LIBLUSTRE
+# <liblustre rules>
+# endif
+#
+# if MODULES
+# modulefs_DATA = <module-name>$(KMODEXT)
+# endif
+#
+# DIST_SOURCES = $(<module-name>-objs:.o=.c) <other sources>
+# MOSTLYCLEANFILES = *.o *.ko *.mod.c
+
+ifeq ($(PATCHLEVEL),)
+
+include autoMakefile
+
+else
+
+include @LINUX_CONFIG@
+
+EXTRA_CFLAGS := $(EXTRA_PRE_CFLAGS)
+EXTRA_CFLAGS += @EXTRA_KCFLAGS@ @UML_CFLAGS@
+EXTRA_CFLAGS += $(EXTRA_POST_CFLAGS)
+
+obj-m := $(patsubst %,%.o,$(MODULES))
+
+ifeq ($(PATCHLEVEL),4)
+# 2.4 rules
+O_TARGET := $(firstword $(obj-m))
+obj-y := $($(firstword $(MODULES))-objs)
+export-objs := $(obj-y) $(filter-out $(O_TARGET),$(obj-m))
+include $(TOPDIR)/Rules.make
+$(MODINCL)/%.ver: %.c
+       @true
+endif # PATCHLEVEL
+
+endif # KERNELRELEASE

diff --git a/build/autoMakefile.am b/build/autoMakefile.am
new file mode 100644 (file)
index 0000000..97b8d07
--- /dev/null
+++ b/build/autoMakefile.am
@@ -0,0 +1 @@
+EXTRA_DIST := Makefile

diff --git a/build/build.ac b/build/build.ac
new file mode 100644 (file)
index 0000000..1412ef1
--- /dev/null
+++ b/build/build.ac
@@ -0,0 +1,437 @@
+# Four main targets: lustre kernel modules, utilities, tests, and liblustre
+AC_MSG_CHECKING([whether to build kernel modules])
+AC_ARG_ENABLE([modules],
+       AC_HELP_STRING([--disable-modules],
+                       [disable building of Lustre kernel modules]),
+       [],[enable_modules='yes'])
+AC_MSG_RESULT([$enable_modules])
+AM_CONDITIONAL(MODULES, test x$enable_modules = xyes)
+
+AC_MSG_CHECKING([whether to build utilities])
+AC_ARG_ENABLE([utils],
+       AC_HELP_STRING([--disable-utils],
+                       [disable building of Lustre utility programs]),
+       [],[enable_utils='yes'])
+AC_MSG_RESULT([$enable_utils])
+
+AC_MSG_CHECKING([whether to build Lustre tests])
+AC_ARG_ENABLE([tests],
+       AC_HELP_STRING([--disable-tests],
+                       [disable building of Lustre tests]),
+       [],[enable_tests='yes'])
+AC_MSG_RESULT([$enable_tests])
+
+# specify wether to build doc or not
+AC_MSG_CHECKING([whether to build docs])
+AC_ARG_ENABLE(doc,
+       AC_HELP_STRING([--disable-doc],
+                       [skip creation of pdf documentation]),
+       [
+               if test x$enable_doc = xyes ; then
+                   ENABLE_DOC=1           
+               else
+                   ENABLE_DOC=0
+               fi
+       ],[
+               ENABLE_DOC=0
+               enable_doc='no'
+       ])
+AC_MSG_RESULT([$enable_doc])
+AM_CONDITIONAL(DOC, test x$ENABLE_DOC = x1)
+AC_SUBST(ENABLE_DOC)
+
+# we need to pass a full path here for kernel makefiles
+INCLUDE_RULES="include $PWD/build/Rules"
+AC_SUBST(INCLUDE_RULES)
+
+# directories for binaries
+AC_PREFIX_DEFAULT([/usr])
+
+sysconfdir='/etc'
+AC_SUBST(sysconfdir)
+
+# Directories for documentation and demos.
+docdir='${datadir}/doc/$(PACKAGE)'
+AC_SUBST(docdir)
+
+# ----------  BAD gcc? ------------
+AC_PROG_RANLIB
+AC_PROG_CC
+AC_MSG_CHECKING([for buggy compiler])
+CC_VERSION=`$CC -v 2>&1 | grep "^gcc version"`
+bad_cc() {
+       AC_MSG_RESULT([buggy compiler found!])
+       echo
+       echo "   '$CC_VERSION'"
+       echo "  has been known to generate bad code, "
+       echo "  please get an updated compiler."
+       AC_MSG_ERROR([sorry])
+}
+TMP_VERSION=`echo $CC_VERSION | cut -c 1-16`
+if test "$TMP_VERSION" = "gcc version 2.95"; then
+        bad_cc
+fi
+case "$CC_VERSION" in 
+       # ost_pack_niobuf putting 64bit NTOH temporaries on the stack
+       # without "sub    $0xc,%esp" to protect the stack from being
+       # stomped on by interrupts (bug 606)
+       "gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)")
+               bad_cc
+               ;;
+       # mandrake's similar sub 0xc compiler bug
+       # http://marc.theaimsgroup.com/?l=linux-kernel&m=104748366226348&w=2
+       "gcc version 2.96 20000731 (Mandrake Linux 8.1 2.96-0.62mdk)")
+               bad_cc
+               ;;
+       *)
+               AC_MSG_RESULT([no known problems])
+               ;;
+esac
+# end ------  BAD gcc? ------------
+
+# ---------  unsigned long long sane? -------
+
+AC_CHECK_SIZEOF(unsigned long long, 0)
+echo "---> size SIZEOF $SIZEOF_unsigned_long_long"
+echo "---> size SIZEOF $ac_cv_sizeof_unsigned_long_long"
+if test $ac_cv_sizeof_unsigned_long_long != 8 ; then
+        AC_MSG_ERROR([** we assume that sizeof(long long) == 8.  Tell phil@clusterfs.com])
+fi
+
+# -------- we can't build modules unless srcdir = builddir
+if test x$enable_modules != xno ; then
+       AC_CHECK_FILE([autoMakefile.am],[],
+               [AC_MSG_ERROR([At this time, Lustre does not support building kernel modules with srcdir != buildir.])])
+fi
+
+# -------- in kernel compilation? (2.5 only) -------------
+AC_MSG_CHECKING([if inkernel build support is requested])
+AC_ARG_ENABLE([inkernel],
+       AC_HELP_STRING([--enable-inkernel],
+                      [set up 2.5 kernel makefiles]),
+       [],[enable_inkernel=no])
+AC_MSG_RESULT([$enable_inkernel])
+AM_CONDITIONAL(INKERNEL, test x$enable_inkernel = xyes)
+
+if test x$enable_inkernel = xyes ; then
+       find portals lustre -name Makefile.mk | sed 's/.mk$//' | xargs -n 1 \
+               sh -e -x -c '(cp -f $0.mk $0.in)'
+fi
+
+if test x$enable_modules != xno ; then
+       # -------- set linuxdir ------------
+       AC_MSG_CHECKING([for Linux sources])
+       AC_ARG_WITH([linux],
+               AC_HELP_STRING([--with-linux=path],
+                              [set path to Linux source (default=/usr/src/linux)]),
+               [LINUX=$with_linux],
+               [LINUX=/usr/src/linux])
+       AC_MSG_RESULT([$LINUX])
+       AC_SUBST(LINUX)
+       if test x$enable_inkernel = xyes ; then
+               echo ln -s `pwd` $LINUX/fs/lustre
+               rm $LINUX/fs/lustre
+               ln -s `pwd` $LINUX/fs/lustre
+       fi
+
+       # -------- linux objects (for 2.6) --
+       AC_MSG_CHECKING([for Linux objects dir])
+       AC_ARG_WITH([linux-obj],
+               AC_HELP_STRING([--with-linux-obj=path],
+                               [set path to Linux objects dir (default=\$LINUX)]),
+               [LINUX_OBJ=$with_linux_obj],
+               [LINUX_OBJ=$LINUX])
+       AC_MSG_RESULT([$LINUX_OBJ])
+       AC_SUBST(LINUX_OBJ)
+
+       # -------- check for .confg --------
+       AC_ARG_WITH([linux-config],
+               [AC_HELP_STRING([--with-linux-config=path],
+                               [set path to Linux .conf (default=\$LINUX_OBJ/.config)])],
+               [LINUX_CONFIG=$with_linux_config],
+               [LINUX_CONFIG=$LINUX_OBJ/.config])
+       AC_SUBST(LINUX_CONFIG)
+
+       AC_CHECK_FILE([/boot/kernel.h],
+               [KERNEL_SOURCE_HEADER='/boot/kernel.h'],
+               [AC_CHECK_FILE([/var/adm/running-kernel.h]),
+                       [KERNEL_SOURCE_HEADER='/var/adm/running-kernel.h']])
+
+       AC_ARG_WITH([kernel-source-header],
+               AC_HELP_STRING([--with-kernel-source-header=path],
+                               [Use a different kernel version header.  Consult README.kernel-source for details.]),
+               [KERNEL_SOURCE_HEADER=$with_kernel_source_header])
+
+       #  --------------------
+       ARCH_UM=
+       UML_CFLAGS=
+
+       AC_MSG_CHECKING([if you are running user mode linux for $host_cpu])
+       if test -e $LINUX/include/asm-um ; then
+               if test  X`ls -id $LINUX/include/asm/ | awk '{print $1}'` = X`ls -id $LINUX/include/asm-um | awk '{print $1}'` ; then
+                       ARCH_UM='ARCH=um'
+                       # see notes in Rules.in
+                       UML_CFLAGS='-O0'
+                       AC_MSG_RESULT(yes)
+               else
+                       AC_MSG_RESULT([no (asm doesn't point at asm-um)])
+               fi
+       else
+               AC_MSG_RESULT([no (asm-um missing)])
+       fi
+
+       AC_SUBST(ARCH_UM)
+       AC_SUBST(UML_CFLAGS)
+
+       # --------- Linux 25 ------------------
+       AC_CHECK_FILE([$LINUX/include/linux/namei.h],
+               [
+                       linux25="yes"
+                       KMODEXT=".ko"
+               ],[
+                       KMODEXT=".o"
+                       linux25="no"
+               ])
+       AC_MSG_CHECKING([if you are using Linux 2.6])
+       AC_MSG_RESULT([$linux25])
+
+       AC_SUBST(LINUX25)
+       AC_SUBST(KMODEXT)
+fi
+AM_CONDITIONAL(LINUX25, test x$linux25 = xyes)
+
+
+# -------  Makeflags ------------------
+
+CPPFLAGS="$CPPFLAGS $CRAY_PORTALS_INCLUDES -I\$(top_srcdir)/lustre/include -I\$(top_srcdir)/portals/include"
+
+# liblustre are all the same
+LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
+AC_SUBST(LLCPPFLAGS)
+
+LLCFLAGS="-g -Wall -fPIC"
+AC_SUBST(LLCFLAGS)
+
+# everyone builds against portals and lustre
+
+EXTRA_KCFLAGS="-g $CRAY_PORTALS_INCLUDES -I$PWD/portals/include -I$PWD/lustre/include"
+
+# these are like AC_TRY_COMPILE, but try to build modules against the
+# kernel, inside the kernel-tests directory
+
+AC_DEFUN([LUSTRE_MODULE_CONFTEST],
+[cat >conftest.c <<_ACEOF
+$1
+_ACEOF
+])
+
+AC_DEFUN([LUSTRE_MODULE_COMPILE_IFELSE],
+[m4_ifvaln([$1], [LUSTRE_MODULE_CONFTEST([$1])])dnl
+rm -f build/conftest.o build/conftest.mod.c build/conftest.ko
+AS_IF([AC_TRY_COMMAND(cp conftest.c build && make [$2] CC="$CC" -f $PWD/build/Makefile LUSTRE_LINUX_CONFIG=$LINUX_CONFIG -o tmp_include_depends -o scripts -o include/config/MARKER -C $LINUX_OBJ EXTRA_CFLAGS="-Werror-implicit-function-declaration $EXTRA_KCFLAGS" $ARCH_UM $MODULE_TARGET=$PWD/build) >/dev/null && AC_TRY_COMMAND([$3])],
+       [$4],
+       [_AC_MSG_LOG_CONFTEST
+m4_ifvaln([$5],[$5])dnl])dnl
+rm -f build/conftest.o build/conftest.mod.c build/conftest.mod.o build/conftest.ko m4_ifval([$1], [build/conftest.c conftest.c])[]dnl
+])
+
+AC_DEFUN([LUSTRE_MODULE_TRY_COMPILE],
+[LUSTRE_MODULE_COMPILE_IFELSE(
+       [AC_LANG_PROGRAM([[$1]], [[$2]])],
+       [modules],
+       [test -s build/conftest.o],
+       [$3], [$4])])
+
+AC_DEFUN([LUSTRE_MODULE_TRY_MAKE],
+[LUSTRE_MODULE_COMPILE_IFELSE([AC_LANG_PROGRAM([[$1]], [[$2]])], [$3], [$4], [$5], [$6])])
+
+# ------------ include paths ------------------
+
+if test x$enable_modules != xno ; then
+       # ------------ .config exists ----------------
+       AC_CHECK_FILE([$LINUX_CONFIG],[],
+               [AC_MSG_ERROR([Kernel config could not be found.  If you are building from a kernel-source rpm consult README.kernel-source])])
+
+       # ----------- make dep run? ------------------
+       AC_CHECK_FILES([$LINUX_OBJ/include/linux/autoconf.h
+                       $LINUX_OBJ/include/linux/version.h
+                       $LINUX/include/linux/config.h],[],
+               [AC_MSG_ERROR([Run make config in $LINUX.])])
+
+       # ------------ rhconfig.h includes runtime-generated bits --
+       # red hat kernel-source checks
+
+       # we know this exists after the check above.  if the user
+       # tarred up the tree and ran make dep etc. in it, then
+       # version.h gets overwritten with a standard linux one.
+
+       if grep rhconfig $LINUX_OBJ/include/linux/version.h >/dev/null ; then
+               # This is a clean kernel-source tree, we need to
+               # enable extensive workarounds to get this to build
+               # modules
+               AC_CHECK_FILE([$KERNEL_SOURCE_HEADER],
+                       [if test $KERNEL_SOURCE_HEADER = '/boot/kernel.h' ; then
+                               AC_MSG_WARN([Using /boot/kernel.h from RUNNING kernel.])
+                               AC_MSG_WARN([If this is not what you want, use --with-kernel-source-header.])
+                               AC_MSG_WARN([Consult README.kernel-source for details.])
+                       fi],
+                       [AC_MSG_ERROR([$KERNEL_SOURCE_HEADER not found.  Consult README.kernel-source for details.])])
+               EXTRA_KCFLAGS="-include $KERNEL_SOURCE_HEADER $EXTRA_KCFLAGS"
+       fi
+
+       # ------------ external module support ---------------------
+       MODULE_TARGET="SUBDIRS"
+       if test $linux25 = 'yes' ; then
+               makerule="$PWD/build"
+               AC_MSG_CHECKING([for external module build support])
+               rm -f build/conftest.i
+               LUSTRE_MODULE_TRY_MAKE([],[],
+                       [$makerule LUSTRE_KERNEL_TEST=conftest.i],
+                       [test -s build/conftest.i],
+                       [
+                               AC_MSG_RESULT([no])
+                       ],[
+                               AC_MSG_RESULT([yes])
+                               makerule="_module_$makerule"
+                               MODULE_TARGET="M"
+                       ])
+       else
+               makerule="_dir_$PWD/build"
+       fi
+       AC_SUBST(MODULE_TARGET)
+
+       # --- check that we can build modules at all
+       AC_MSG_CHECKING([that modules can be built])
+       LUSTRE_MODULE_TRY_COMPILE([],[],
+               [
+                       AC_MSG_RESULT([yes])
+               ],[
+                       AC_MSG_RESULT([no])
+                       AC_MSG_WARN([Consult config.log for details.])
+                       AC_MSG_WARN([If you are trying to build with a kernel-source rpm, consult README.kernel-source])
+                       AC_MSG_ERROR([Kernel modules could not be built.])
+               ])
+
+       # ------------ LINUXRELEASE and moduledir ------------------
+       LINUXRELEASE=
+       rm -f build/conftest.i
+       AC_MSG_CHECKING([for Linux release])
+       LUSTRE_MODULE_TRY_MAKE(
+               [#include <linux/version.h>],
+               [char *LINUXRELEASE;
+                LINUXRELEASE=UTS_RELEASE;],
+               [$makerule LUSTRE_KERNEL_TEST=conftest.i],
+               [test -s build/conftest.i],
+               [
+                       # LINUXRELEASE="UTS_RELEASE"
+                       eval $(grep "LINUXRELEASE=" build/conftest.i)
+               ],[
+                       AC_MSG_RESULT([unknown])
+                       AC_MSG_ERROR([Could not preprocess test program.  Consult config.log for details.])
+               ])
+       rm -f build/conftest.i
+       if test x$LINUXRELEASE = x ; then
+               AC_MSG_RESULT([unknown])
+               AC_MSG_ERROR([Could not determine Linux release version from linux/version.h.])
+       fi
+       AC_MSG_RESULT([$LINUXRELEASE])
+       AC_SUBST(LINUXRELEASE)
+
+       moduledir='/lib/modules/'$LINUXRELEASE/kernel
+       modulefsdir='$(moduledir)/fs/$(PACKAGE)'
+       modulenetdir='$(moduledir)/net/$(PACKAGE)'
+
+       AC_SUBST(moduledir)
+       AC_SUBST(modulefsdir)
+       AC_SUBST(modulenetdir)
+
+       # ------------ RELEASE --------------------------------
+       AC_MSG_CHECKING([for Lustre release])
+       RELEASE="`echo ${LINUXRELEASE} | tr '-' '_'`_`date +%Y%m%d%H%M`"
+       AC_MSG_RESULT($RELEASE)
+       AC_SUBST(RELEASE)
+
+       # ---------- modules? ------------------------
+       AC_MSG_CHECKING([for module support])
+       LUSTRE_MODULE_TRY_COMPILE(
+               [
+                       #include <linux/config.h>
+               ],[
+                       #ifndef CONFIG_MODULES
+                       #error CONFIG_MODULES not #defined
+                       #endif
+               ],[
+                       AC_MSG_RESULT([yes])
+               ],[
+                       AC_MSG_RESULT([no])
+                       AC_MSG_ERROR([module support is required to build Lustre kernel modules.])
+               ])
+
+       # ---------- modversions? --------------------
+       AC_MSG_CHECKING([for MODVERSIONS])
+       LUSTRE_MODULE_TRY_COMPILE(
+               [
+                       #include <linux/config.h>
+               ],[
+                       #ifndef CONFIG_MODVERSIONS
+                       #error CONFIG_MODVERSIONS not #defined
+                       #endif
+               ],[
+                       AC_MSG_RESULT([yes])
+               ],[
+                       AC_MSG_RESULT([no])
+               ])
+
+       # ------------ preempt -----------------------
+       AC_MSG_CHECKING([if preempt is enabled])
+       LUSTRE_MODULE_TRY_COMPILE(
+               [
+                       #include <linux/config.h>
+               ],[
+                       #ifndef CONFIG_PREEMPT
+                       #error CONFIG_PREEMPT is not #defined
+                       #endif
+               ],[
+                       AC_MSG_RESULT([yes])
+                       AC_MSG_ERROR([Lustre does not support kernels with preempt enabled.])
+               ],[
+                       AC_MSG_RESULT([no])
+               ])
+
+       # ------------ kallsyms (so software watchdogs produce useful stacks)
+       AC_MSG_CHECKING([if kallsyms is enabled])
+       LUSTRE_MODULE_TRY_COMPILE(
+               [
+                       #include <linux/config.h>
+               ],[
+                       #ifndef CONFIG_KALLSYMS
+                       #error CONFIG_KALLSYMS is not #defined
+                       #endif
+               ],[
+                       AC_MSG_RESULT([yes])
+               ],[
+                       AC_MSG_RESULT([no])
+                       if test "x$ARCH_UM" = "x" ; then
+                               AC_MSG_ERROR([Lustre requires that CONFIG_KALLSYMS is enabled in your kernel.])
+                       fi
+               ])
+fi
+
+ENABLE_INIT_SCRIPTS=0
+if test x$enable_utils = xyes ; then
+        AC_MSG_CHECKING([whether to install init scripts])
+        # our scripts only work on red hat systems
+        if test -f /etc/init.d/functions -a -f /etc/sysconfig/network ; then
+                ENABLE_INIT_SCRIPTS=1
+                AC_MSG_RESULT([yes])
+        else
+                AC_MSG_RESULT([no])
+        fi
+fi
+AM_CONDITIONAL(INIT_SCRIPTS, test x$ENABLE_INIT_SCRIPTS = "x1")
+AC_SUBST(ENABLE_INIT_SCRIPTS)
+
+AC_CONFIG_FILES([
+build/autoMakefile
+build/Rules
+])

diff --git a/configure.ac b/configure.ac
new file mode 100644 (file)
index 0000000..ce1df2a
--- /dev/null
+++ b/configure.ac
@@ -0,0 +1,45 @@
+sinclude(lustre/version.m4)
+
+AC_INIT([Lustre], [LUSTRE_VERSION], [http://bugzilla.lustre.org/], [lustre])
+
+if test "LUSTRE_VERSION" = "LUSTRE""_VERSION" ; then
+       cat >&2 <<-EOF
+       This script was not built with a version number.
+
+       This is likely due to an incorrect checkout, or a broken
+       tarball.
+
+       Please see README.lustrecvs, or contact your Lustre vendor.
+       EOF
+       exit 1
+fi
+
+AC_CONFIG_SRCDIR(lustre/obdclass/obdo.c)
+AM_INIT_AUTOMAKE
+# AM_MAINTAINER_MODE
+
+sinclude(build/build.ac)
+sinclude(portals/portals.ac)
+sinclude(lustre/lustre.ac)
+
+AC_CONFIG_HEADERS([config.h])
+
+CPPFLAGS="-include \$(top_builddir)/config.h $CPPFLAGS"
+EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
+AC_SUBST(EXTRA_KCFLAGS)
+
+AC_OUTPUT([
+Makefile
+autoMakefile
+])
+
+cat <<EOF
+
+CPPFLAGS: $CPPFLAGS
+LLCPPFLAGS: $LLCPPFLAGS
+CFLAGS: $CFLAGS
+EXTRA_KCFLAGS: $EXTRA_KCFLAGS
+LLCFLAGS: $LLCFLAGS
+
+Type 'make' to build Lustre.
+EOF

diff --git a/lustrecvs b/lustrecvs
new file mode 100755 (executable)
index 0000000..e9c8b9a
--- /dev/null
+++ b/lustrecvs
@@ -0,0 +1,83 @@
+#!/bin/sh
+
+progname="${0##*/}"
+
+warn ()
+{
+    [ "$1" ] && echo >&2
+    [ "$1" ] && echo "$progname: $1" >&2
+    [ "$1" ] && echo >&2
+}
+
+fatal ()
+{
+    warn "$2"
+    exit "$1"
+}
+
+usage ()
+{
+    cat <<EOF
+Usage: $progname command lustretag [other tags]
+  where command is checkout, rtag, tag, or update
+  where lustretag is a logical tag across the modules
+EOF
+}
+
+case "$1" in
+    '')
+       warn "a command is required."
+       usage >&2
+       exit 1
+       ;;
+    --help | -h)
+       usage
+       exit 0
+       ;;
+    checkout | co | get | rtag | rt | rfreeze | tag | ta | freeze | update | up | upd)
+       cvscommand="$1"
+       ;;
+    *)
+       usage >&2
+       exit 1
+       ;;
+esac
+
+case "$2" in
+    '')
+        warn "a lustretag is required."
+       usage >&2
+       exit 1
+       ;;
+    --help | -h)
+       usage
+       exit 0
+       ;;
+
+    # this is the branch table
+    # keep this list sorted alphabetically!
+
+    b1_4)
+       portalstag="HEAD"
+       lustretag="b1_4"
+       ;;
+    b1_4_bgl)
+       portalstag="b1_4_bgl"
+       lustretag="b1_4_bgl"
+       ;;
+    b_cray)
+       portalstag="HEAD"
+       lustretag="b_cray"
+       ;;
+    HEAD)
+       portalstag="HEAD"
+       lustretag="HEAD"
+       ;;
+
+    *)
+       fatal 1 "This script does not contain branch information for $2.  Please update the branch table if necessary."
+       ;;
+esac
+
+cvs $cvscommand -r $portalstag portals
+cvs $cvscommand -r $lustretag -d lustre lustre-core