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LU-1305 build: support for osd-zfs
[fs/lustre-release.git] / build / autoconf / lustre-build.m4
index 43cd54f..1f355f3 100644 (file)
@@ -29,6 +29,89 @@ AC_SUBST(lb_target_os)
 ])
 
 #
+# LB_DOWNSTREAM_RELEASE
+#
+AC_DEFUN([LB_DOWNSTREAM_RELEASE],
+[AC_ARG_WITH([downstream-release],
+       AC_HELP_STRING([--with-downstream-release=string],
+                      [set a string in the BUILD_VERSION and RPM Release: (default is nothing)]),
+       [DOWNSTREAM_RELEASE=$with_downstream_release],
+       [
+       # if not specified, see if it's in the META file
+       if test -f META; then
+               DOWNSTREAM_RELEASE=$(sed -ne '/^LOCAL_VERSION =/s/.*= *//p' META)
+       fi
+       ])
+AC_SUBST(DOWNSTREAM_RELEASE)
+])
+
+#
+# LB_BUILDID
+#
+# Check if the source is a GA release and if not, set a "BUILDID"
+#
+# Currently there are at least two ways/modes of/for doing this.  One
+# is if we are in a valid git repository, the other is if we are in a
+# non-git source tree of some form.  Building the latter from the former
+# will be handled here.
+AC_DEFUN([LB_BUILDID],
+[
+AC_MSG_CHECKING([for buildid])
+BUILDID=""
+if git branch >/dev/null 2>&1; then
+       ffw=0
+       hash=""
+       ver=$(git describe --match v[[0-9]]_*_[[0-9]]* --tags)
+       if [[[ $ver = *-*-* ]]]; then
+               hash=${ver##*-}
+               ffw=${ver#*-}
+               ffw=${ffw%-*}
+               ver=${ver%%-*}
+       fi
+       # it's tempting to use [[ $ver =~ ^v([0-9]+_)+([0-9]+|RC[0-9]+)$ ]]
+       # here but the portability of the regex on the right is dismal
+       # (thanx suse)
+       if echo "$ver" | egrep -q "^v([[0-9]]+_)+([[0-9]]+|RC[[0-9]]+)$"; then
+               ver=$(echo $ver | sed -e 's/^v\(.*\)/\1/' \
+                                     -e 's/_RC[[0-9]].*$//' -e 's/_/./g')
+       fi
+
+       # a "lustre fix" value of .0 should be truncated
+       if [[[ $ver = *.*.*.0 ]]]; then
+               ver=${ver%.0}
+       fi
+       # ditto for a "lustre fix" value of _0
+       if [[[ $ver = v*_*_*_0 ]]]; then
+               ver=${ver%_0}
+       fi
+       if [[[ $ver = v*_*_* ]]]; then
+               ver=${ver#v}
+               ver=${ver//_/.}
+       fi
+
+       # only do this test for lustre (not ldiskfs)
+       if test "$PACKAGE" = "lustre" -a "$ver" != "$VERSION"; then
+               AC_MSG_WARN([most recent tag found: $ver does not match current version $VERSION.])
+       fi
+
+       if test "$ffw" != "0"; then
+               BUILDID="$hash"
+               msg="$BUILDID (ahead by $ffw commits)"
+               AC_MSG_RESULT([$msg])
+       else
+               AC_MSG_RESULT([none... congratulations, you must be on a tag])
+       fi
+elif test -f META; then
+       BUILDID=$(sed -ne '/^BUILDID =/s/.*= *//p' META)
+       msg="$BUILDID (from META file)"
+       AC_MSG_RESULT([$msg])
+else
+       AC_MSG_WARN([FIXME: I don't know how to deal with source trees outside of git that don't have a META file.  Not setting a buildid.])
+fi
+AC_SUBST(BUILDID)
+])
+
+#
 # LB_CHECK_FILE
 #
 # Check for file existance even when cross compiling
@@ -45,19 +128,6 @@ AS_IF([test AS_VAR_GET(lb_File) = yes], [$2], [$3])[]dnl
 AS_VAR_POPDEF([lb_File])dnl
 ])# LB_CHECK_FILE
 
-#
-# LB_CHECK_FILES
-#
-# LB_CHECK_FILE over multiple files
-#
-AC_DEFUN([LB_CHECK_FILES],
-[AC_FOREACH([AC_FILE_NAME], [$1],
-  [LB_CHECK_FILE(AC_FILE_NAME,
-                 [AC_DEFINE_UNQUOTED(AS_TR_CPP(HAVE_[]AC_FILE_NAME), 1,
-                                    [Define to 1 if you have the
-                                     file `]AC_File['.])
-$2],
-                 [$3])])])
 
 #
 # LB_ARG_LIBS_INCLUDES
@@ -165,7 +235,7 @@ AC_CONFIG_SUBDIRS(libsysio)
 # Handle internal/external lustre-iokit
 #
 AC_DEFUN([LB_PATH_LUSTREIOKIT],
-[AC_ARG_WITH([],
+[AC_ARG_WITH([lustre-iokit],
        AC_HELP_STRING([--with-lustre-iokit=path],
                        [set path to lustre-iokit source (default is included lustre-iokit)]),
        [],[
@@ -191,7 +261,6 @@ case x$with_lustre_iokit in
                        AC_MSG_ERROR([A complete (built) external lustre-iokit was not found.])
                ])
                LUSTREIOKIT="$with_lustre_iokit"
-               with_lustre_iokit="yes"
                ;;
 esac
 AC_SUBST(LUSTREIOKIT_SUBDIR)
@@ -199,63 +268,21 @@ AC_SUBST(LUSTREIOKIT_SUBDIR)
 AC_CONFIG_SUBDIRS(lustre-iokit)
 ])
 
-#
-# LB_PATH_LDISKFS
-#
-# Handle internal/external ldiskfs
-#
-AC_DEFUN([LB_PATH_LDISKFS],
-[AC_ARG_WITH([ldiskfs],
-       AC_HELP_STRING([--with-ldiskfs=path],
-                       [set path to ldiskfs source (default is included ldiskfs)]),
-       [],[
-               if test x$linux25$enable_server = xyesyes ; then
-                       with_ldiskfs=yes
-               else
-                       with_ldiskfs=no
-               fi
-       ])
-AC_MSG_CHECKING([location of ldiskfs])
-case x$with_ldiskfs in
+# Define no libcfs by default.
+AC_DEFUN([LB_LIBCFS_DIR],
+[
+case x$libcfs_is_module in
        xyes)
-               AC_MSG_RESULT([internal])
-               LB_CHECK_FILE([$srcdir/ldiskfs/lustre-ldiskfs.spec.in],[],[
-                       AC_MSG_ERROR([A complete internal ldiskfs was not found.])
-               ])
-               LDISKFS_SUBDIR="ldiskfs"
-               LDISKFS_DIR="$PWD/ldiskfs"
-               ;;
-       xno)
-               AC_MSG_RESULT([disabled])
-               ;;
-       *)
-               AC_MSG_RESULT([$with_ldiskfs])
-               LB_CHECK_FILE([$with_ldiskfs/ldiskfs/linux/ldiskfs_fs.h],[],[
-                       AC_MSG_ERROR([A complete (built) external ldiskfs was not found.])
-               ])
-               LDISKFS_DIR=$with_ldiskfs
-               ;;
+          LIBCFS_INCLUDE_DIR="libcfs/include"
+          LIBCFS_SUBDIR="libcfs"
+          ;;
+        x*)
+          LIBCFS_INCLUDE_DIR="lnet/include"
+          LIBCFS_SUBDIR=""
+          ;;
 esac
-AC_SUBST(LDISKFS_DIR)
-AC_SUBST(LDISKFS_SUBDIR)
-AM_CONDITIONAL(LDISKFS_ENABLED, test x$with_ldiskfs != xno)
-
-# We have to configure even if we don't build here for make dist to work
-AC_CONFIG_SUBDIRS(ldiskfs)
-])
-
-#
-# LB_DEFINE_LDISKFS_OPTIONS
-#
-# Enable config options related to ldiskfs.  These are used both by ldiskfs
-# and lvfs (which includes ldiskfs headers.)
-#
-AC_DEFUN([LB_DEFINE_LDISKFS_OPTIONS],
-[
-       AC_DEFINE(CONFIG_LDISKFS_FS_MODULE, 1, [build ldiskfs as a module])
-       AC_DEFINE(CONFIG_LDISKFS_FS_XATTR, 1, [enable extended attributes for ldiskfs])
-       AC_DEFINE(CONFIG_LDISKFS_FS_POSIX_ACL, 1, [enable posix acls for ldiskfs])
-       AC_DEFINE(CONFIG_LDISKFS_FS_SECURITY, 1, [enable fs security for ldiskfs])
+AC_SUBST(LIBCFS_SUBDIR)
+AC_SUBST(LIBCFS_INCLUDE_DIR)
 ])
 
 #
@@ -288,7 +315,7 @@ AC_ARG_ENABLE([bgl],
        [enable_bgl='yes'],[enable_bgl='no'])
 AC_MSG_RESULT([$enable_bgl])
 if test x$enable_bgl != xno; then
-        AC_DEFINE(BGL_SUPPORT, 1, Enable BGL Features)
+        AC_DEFINE(HAVE_BGL_SUPPORT, 1, Enable BGL Features)
         enable_doc='no'
         enable_tests='no'
         enable_server='no'
@@ -340,32 +367,75 @@ AM_CONDITIONAL(POSIX_OSD_ENABLED, test x$posix_osd = xyes)
 
 #
 # LB_PATH_DMU
-# Support for --with-dmu
 #
 AC_DEFUN([LB_PATH_DMU],
-[AC_MSG_CHECKING([whether to enable DMU])
-AC_ARG_WITH([dmu],
-       AC_HELP_STRING([--with-dmu=path],
-                      [set path to a DMU tree (default is included zfs-lustre)]),
-       [
-               DMU_SRC=$with_dmu
-       ],
-       [
-               DMU_SRC="$PWD/zfs-lustre"
-       ])
-if test x$enable_uoss = xyes -a x$enable_posix_osd != xyes; then
+[AC_ARG_ENABLE([dmu],
+       AC_HELP_STRING([--enable-dmu],
+                      [enable the DMU backend]),
+       [],[with_dmu='default'])
+AC_MSG_CHECKING([whether to enable DMU])
+case x$with_dmu in
+       xyes)
+               dmu_osd='yes'
+               ;;
+       xno)
+               dmu_osd='no'
+               ;;
+       xdefault)
+               if test x$enable_uoss = xyes -a x$posix_osd != xyes; then
+                       # Enable the DMU if we're configuring a userspace server
+                       dmu_osd='yes'
+               else
+                       # Enable the DMU by default on the b_hd_kdmu branch
+                       if test -d $PWD/zfs -a x$linux25$enable_server = xyesyes; then
+                               dmu_osd='yes'
+                       else
+                               dmu_osd='no'
+                       fi
+               fi
+               ;;
+       *)
+               dmu_osd='yes'
+               ;;
+esac
+AC_MSG_RESULT([$dmu_osd])
+if test x$dmu_osd = xyes; then
        AC_DEFINE(DMU_OSD, 1, Enable DMU OSD)
-       AC_MSG_RESULT([yes])
-       LB_CHECK_FILE([$DMU_SRC/src/.patched],[],[
-               AC_MSG_ERROR([A complete (patched) DMU tree was not found.])
-       ])
-       AC_CONFIG_SUBDIRS(zfs-lustre)
-       dmu_osd='yes'
-else
-       AC_MSG_RESULT([no])
+       if test x$enable_uoss = xyes; then
+               # Userspace DMU
+               DMU_SRC="$PWD/lustre/zfs-lustre"
+               AC_SUBST(DMU_SRC)
+               LB_CHECK_FILE([$DMU_SRC/src/.patched],[],[
+                       AC_MSG_ERROR([A complete (patched) DMU tree was not found.])
+               ])
+               AC_CONFIG_SUBDIRS(lustre/zfs-lustre)
+       else
+               # Kernel DMU
+               SPL_SUBDIR="spl"
+               ZFS_SUBDIR="zfs"
+
+               SPL_DIR="$PWD/$SPL_SUBDIR"
+               ZFS_DIR="$PWD/$ZFS_SUBDIR"
+
+               LB_CHECK_FILE([$SPL_DIR/module/spl/spl-generic.c],[],[
+                       AC_MSG_ERROR([A complete SPL tree was not found in $SPL_DIR.])
+               ])
+
+               LB_CHECK_FILE([$ZFS_DIR/module/zfs/dmu.c],[],[
+                       AC_MSG_ERROR([A complete kernel DMU tree was not found in $ZFS_DIR.])
+               ])
+
+               AC_CONFIG_SUBDIRS(spl)
+               ac_configure_args="$ac_configure_args --with-spl=$SPL_DIR"
+               AC_CONFIG_SUBDIRS(zfs)
+       fi
 fi
-AC_SUBST(DMU_SRC)
+AC_SUBST(SPL_SUBDIR)
+AC_SUBST(ZFS_SUBDIR)
+AC_SUBST(SPL_DIR)
+AC_SUBST(ZFS_DIR)
 AM_CONDITIONAL(DMU_OSD_ENABLED, test x$dmu_osd = xyes)
+AM_CONDITIONAL(KDMU, test x$dmu_osd$enable_uoss = xyesno)
 ])
 
 #
@@ -402,11 +472,13 @@ if test x$enable_modules = xyes ; then
        case $target_os in
                linux*)
                        LB_PROG_LINUX
+                       LIBCFS_PROG_LINUX
                        LN_PROG_LINUX
                        LC_PROG_LINUX
                        ;;
                darwin*)
                        LB_PROG_DARWIN
+                       LIBCFS_PROG_DARWIN
                        ;;
                *)
                        # This is strange - Lustre supports a target we don't
@@ -451,6 +523,30 @@ AC_MSG_RESULT([$enable_tests])
 ])
 
 #
+# LB_CONFIG_DIST
+#
+# Just enough configure so that "make dist" is useful
+#
+# this simply re-adjusts some defaults, which of course can be overridden
+# on the configure line after the --for-dist option
+#
+AC_DEFUN([LB_CONFIG_DIST],
+[AC_MSG_CHECKING([whether to configure just enough for make dist])
+AC_ARG_ENABLE([dist],
+       AC_HELP_STRING([--enable-dist],
+                       [only configure enough for make dist]),
+       [enable_dist='yes'],[enable_dist='no'])
+AC_MSG_RESULT([$enable_dist])
+if test x$enable_dist != xno; then
+       enable_modules='no'
+       enable_utils='no'
+        enable_liblustre='no'
+        enable_doc='no'
+        enable_tests='no'
+fi
+])
+
+#
 # LB_CONFIG_DOCS
 #
 # Build docs?
@@ -462,7 +558,7 @@ AC_ARG_ENABLE(doc,
                        [skip creation of pdf documentation]),
        [
                if test x$enable_doc = xyes ; then
-                   ENABLE_DOC=1           
+                   ENABLE_DOC=1
                else
                    ENABLE_DOC=0
                fi
@@ -501,7 +597,7 @@ AC_SUBST(ENABLE_INIT_SCRIPTS)
 #
 AC_DEFUN([LB_CONFIG_HEADERS],
 [AC_CONFIG_HEADERS([config.h])
-CPPFLAGS="-include \$(top_builddir)/config.h $CPPFLAGS"
+CPPFLAGS="-include $PWD/config.h $CPPFLAGS"
 EXTRA_KCFLAGS="-include $PWD/config.h $EXTRA_KCFLAGS"
 AC_SUBST(EXTRA_KCFLAGS)
 ])
@@ -532,6 +628,7 @@ AC_SUBST(sysconfdir)
 docdir='${datadir}/doc/$(PACKAGE)'
 AC_SUBST(docdir)
 
+LIBCFS_PATH_DEFAULTS
 LN_PATH_DEFAULTS
 LC_PATH_DEFAULTS
 
@@ -582,16 +679,23 @@ 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
 
-CPPFLAGS="-I\$(top_builddir)/lnet/include -I\$(top_srcdir)/lnet/include -I\$(top_builddir)/lustre/include -I\$(top_srcdir)/lustre/include $CPPFLAGS"
+if test $target_cpu == "powerpc64"; then
+       AC_MSG_WARN([set compiler with -m64])
+       CFLAGS="$CFLAGS -m64"
+       CC="$CC -m64"
+fi
+
+CPPFLAGS="-I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include $CPPFLAGS"
 
 LLCPPFLAGS="-D__arch_lib__ -D_LARGEFILE64_SOURCE=1"
 AC_SUBST(LLCPPFLAGS)
 
-LLCFLAGS="-g -Wall -fPIC"
+# Add _GNU_SOURCE for strnlen on linux
+LLCFLAGS="-g -Wall -fPIC -D_GNU_SOURCE"
 AC_SUBST(LLCFLAGS)
 
 # everyone builds against lnet and lustre
-EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/lnet/include -I$PWD/lustre/include"
+EXTRA_KCFLAGS="$EXTRA_KCFLAGS -g -I$PWD/$LIBCFS_INCLUDE_DIR -I$PWD/lnet/include -I$PWD/lustre/include"
 AC_SUBST(EXTRA_KCFLAGS)
 ])
 
@@ -610,6 +714,7 @@ AM_CONDITIONAL(LINUX, test x$lb_target_os = "xlinux")
 AM_CONDITIONAL(DARWIN, test x$lb_target_os = "xdarwin")
 AM_CONDITIONAL(CRAY_XT3, test x$enable_cray_xt3 = "xyes")
 AM_CONDITIONAL(SUNOS, test x$lb_target_os = "xSunOS")
+AM_CONDITIONAL(USES_DPKG, test x$uses_dpkg = "xyes")
 
 # this lets lustre cancel libsysio, per-branch or if liblustre is
 # disabled
@@ -625,6 +730,7 @@ AC_SUBST(SYSIO)
 LB_LINUX_CONDITIONALS
 LB_DARWIN_CONDITIONALS
 
+LIBCFS_CONDITIONALS
 LN_CONDITIONALS
 LC_CONDITIONALS
 ])
@@ -653,6 +759,14 @@ AC_PACKAGE_TARNAME[.spec]
 AC_DEFUN([LB_CONFIGURE],
 [LB_CANONICAL_SYSTEM
 
+LB_CONFIG_DIST
+
+LB_DOWNSTREAM_RELEASE
+LB_USES_DPKG
+LB_BUILDID
+
+LB_LIBCFS_DIR
+
 LB_INCLUDE_RULES
 
 LB_CONFIG_CRAY_XT3
@@ -663,26 +777,31 @@ LB_PROG_CC
 
 LB_UOSS
 LB_POSIX_OSD
-LB_PATH_DMU
 
 LB_CONFIG_DOCS
 LB_CONFIG_UTILS
 LB_CONFIG_TESTS
 LC_CONFIG_CLIENT_SERVER
 
-# three macros for cmd3 
-LC_CONFIG_SPLIT
-LC_CONFIG_LDISKFS
+# two macros for cmd3
+m4_ifdef([LC_CONFIG_SPLIT], [LC_CONFIG_SPLIT])
 LN_CONFIG_CDEBUG
+LC_QUOTA
 
 LB_CONFIG_MODULES
+LN_CONFIG_USERSPACE
 
+LB_PATH_DMU
 LB_PATH_LIBSYSIO
 LB_PATH_SNMP
 LB_PATH_LDISKFS
+LB_PATH_ZFS
 LB_PATH_LUSTREIOKIT
 
+LB_DEFINE_E2FSPROGS_NAMES
+
 LC_CONFIG_LIBLUSTRE
+LIBCFS_CONFIGURE
 LN_CONFIGURE
 
 LC_CONFIGURE
@@ -691,9 +810,11 @@ if test "$SNMP_DIST_SUBDIR" ; then
        LS_CONFIGURE
 fi
 
+
 LB_CONDITIONALS
 LB_CONFIG_HEADERS
 
+LIBCFS_CONFIG_FILES
 LB_CONFIG_FILES
 LN_CONFIG_FILES
 LC_CONFIG_FILES