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authorUlrich Drepper <drepper@redhat.com>1997-08-27 20:26:10 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-27 20:26:10 +0000
commit92f1da4da04a7a86ddee91be5eaf0b10c333ac64 (patch)
tree2a10ce9e4e407e7e5b5ca092ca0947d234b5ff60 /db2/btree/bt_open.c
parent22be878ecbc66606371bd33258f56e6711e6ba7a (diff)
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1997-08-10 19:17  Philip Blundell  <Philip.Blundell@pobox.com>

	* nss/nss_db/db-XXX.c: Include <db_185.h> not <db.h>.  Somebody
	should update this to use the new db API.
	* nss/nss_db/db-netgrp.c: Likewise.
	* nss/nss_db/db-alias.c: Likewise.
	* db2/Makefile: Makefile for db-2.x in glibc.

1997-08-27 21:20  Ulrich Drepper  <drepper@cygnus.com>

	* csu/Makefile (before-compile): New goal.  Make sure abi-tag.h
	is generated.
	[$(elf)=yes] (asm-CPPFLAGS): Make sure abi-tag.h file can be found.

	* Makeconfig [$(build-omitfp)=yes] (CFLAGS-.o): Add
	-D__USE_STRING_INLINES.
	* string/string.f: Move strnlen optimization after inclusion of
	<bits/string.h>.  Include <bits/string.h> only if __USE_STRING_INLINES
	is defined.
	* sysdeps/generic/memcpy.c: Undef memcpy to allow macro of this name
	in <bits/string.h>.
	* sysdeps/generic/memset.c: Likewise.
	* sysdeps/i386/string.h: i386 optimized string functions.
	* sysdeps/i386/i486string.h: i486+ optimized string functions.

	* Makefile (subdirs): Change db to db2.
	* shlib-versions: Bump libdb verion number to 3.
	* include/db.h: Include from db2 directory.
	* include/db_185.h: New file.
	* sysdeps/i386/Makefile [$(subdirs)=db2] (CPPFLAGS): Add macros
	to provide spinlock information for db2.
	* sysdeps/m68k/m68020/Makefile: New file.  Likewise.
	* sysdeps/sparc/Makefile: New file.  Likewise.
	* sysdeps/unix/sysv/linux/Makefile [$(subdirs)=db2] (CPPFLAGS):
	Add -DHAVE_LLSEEK.
	* db2/config.h: Hand-edited config file for db2 in glibc.
	* db2/compat.h: New file from db-2.3.4.
	* db2/db.h: Likewise.
	* db2/db_185.h: Likewise.
	* db2/db_int.h: Likewise.
	* db2/makedb.c: Likewise.
	* db2/btree/bt_close.c: Likewise.
	* db2/btree/bt_compare.c: Likewise.
	* db2/btree/bt_conv.c: Likewise.
	* db2/btree/bt_cursor.c: Likewise.
	* db2/btree/bt_delete.c: Likewise.
	* db2/btree/bt_open.c: Likewise.
	* db2/btree/bt_page.c: Likewise.
	* db2/btree/bt_put.c: Likewise.
	* db2/btree/bt_rec.c: Likewise.
	* db2/btree/bt_recno.c: Likewise.
	* db2/btree/btree_auto.c: Likewise.
	* db2/btree/bt_rsearch.c: Likewise.
	* db2/btree/bt_search.c: Likewise.
	* db2/btree/bt_split.c: Likewise.
	* db2/btree/bt_stat.c: Likewise.
	* db2/btree/btree.src: Likewise.
	* db2/common/db_appinit.c: Likewise.
	* db2/common/db_err.c: Likewise.
	* db2/common/db_byteorder.c: Likewise.
	* db2/common/db_apprec.c: Likewise.
	* db2/common/db_salloc.c: Likewise.
	* db2/common/db_log2.c: Likewise.
	* db2/common/db_region.c: Likewise.
	* db2/common/db_shash.c: Likewise.
	* db2/db/db.c: Likewise.
	* db2/db/db.src: Likewise.
	* db2/db/db_conv.c: Likewise.
	* db2/db/db_dispatch.c: Likewise.
	* db2/db/db_dup.c: Likewise.
	* db2/db/db_overflow.c: Likewise.
	* db2/db/db_pr.c: Likewise.
	* db2/db/db_rec.c: Likewise.
	* db2/db/db_ret.c: Likewise.
	* db2/db/db_thread.c: Likewise.
	* db2/db/db_auto.c: Likewise.
	* db2/db185/db185.c: Likewise.
	* db2/db185/db185_int.h: Likewise.
	* db2/dbm/dbm.c: Likewise.
	* db2/hash/hash.c: Likewise.
	* db2/hash/hash.src: Likewise.
	* db2/hash/hash_page.c: Likewise.
	* db2/hash/hash_conv.c: Likewise.
	* db2/hash/hash_debug.c: Likewise.
	* db2/hash/hash_stat.c: Likewise.
	* db2/hash/hash_rec.c: Likewise.
	* db2/hash/hash_dup.c: Likewise.
	* db2/hash/hash_func.c: Likewise.
	* db2/hash/hash_auto.c: Likewise.
	* db2/include/mp.h: Likewise.
	* db2/include/btree.h: Likewise.
	* db2/include/db.h.src: Likewise.
	* db2/include/db_int.h.src: Likewise.
	* db2/include/db_shash.h: Likewise.
	* db2/include/db_swap.h: Likewise.
	* db2/include/db_185.h.src: Likewise.
	* db2/include/txn.h: Likewise.
	* db2/include/db_am.h: Likewise.
	* db2/include/shqueue.h: Likewise.
	* db2/include/hash.h: Likewise.
	* db2/include/db_dispatch.h: Likewise.
	* db2/include/lock.h: Likewise.
	* db2/include/db_page.h: Likewise.
	* db2/include/log.h: Likewise.
	* db2/include/db_auto.h: Likewise.
	* db2/include/btree_auto.h: Likewise.
	* db2/include/hash_auto.h: Likewise.
	* db2/include/log_auto.h: Likewise.
	* db2/include/txn_auto.h: Likewise.
	* db2/include/db_ext.h: Likewise.
	* db2/include/btree_ext.h: Likewise.
	* db2/include/clib_ext.h: Likewise.
	* db2/include/common_ext.h: Likewise.
	* db2/include/hash_ext.h: Likewise.
	* db2/include/lock_ext.h: Likewise.
	* db2/include/log_ext.h: Likewise.
	* db2/include/mp_ext.h: Likewise.
	* db2/include/mutex_ext.h: Likewise.
	* db2/include/os_ext.h: Likewise.
	* db2/include/txn_ext.h: Likewise.
	* db2/include/cxx_int.h: Likewise.
	* db2/include/db_cxx.h: Likewise.
	* db2/include/queue.h: Likewise.
	* db2/lock/lock.c: Likewise.
	* db2/lock/lock_conflict.c: Likewise.
	* db2/lock/lock_util.c: Likewise.
	* db2/lock/lock_deadlock.c: Likewise.
	* db2/log/log.c: Likewise.
	* db2/log/log_get.c: Likewise.
	* db2/log/log.src: Likewise.
	* db2/log/log_compare.c: Likewise.
	* db2/log/log_put.c: Likewise.
	* db2/log/log_rec.c: Likewise.
	* db2/log/log_archive.c: Likewise.
	* db2/log/log_register.c: Likewise.
	* db2/log/log_auto.c: Likewise.
	* db2/log/log_findckp.c: Likewise.
	* db2/mp/mp_bh.c: Likewise.
	* db2/mp/mp_fget.c: Likewise.
	* db2/mp/mp_fopen.c: Likewise.
	* db2/mp/mp_fput.c: Likewise.
	* db2/mp/mp_fset.c: Likewise.
	* db2/mp/mp_open.c: Likewise.
	* db2/mp/mp_region.c: Likewise.
	* db2/mp/mp_pr.c: Likewise.
	* db2/mp/mp_sync.c: Likewise.
	* db2/mutex/68020.gcc: Likewise.
	* db2/mutex/mutex.c: Likewise.
	* db2/mutex/README: Likewise.
	* db2/mutex/x86.gcc: Likewise.
	* db2/mutex/sparc.gcc: Likewise.
	* db2/mutex/uts4.cc.s: Likewise.
	* db2/mutex/alpha.dec: Likewise.
	* db2/mutex/alpha.gcc: Likewise.
	* db2/mutex/parisc.gcc: Likewise.
	* db2/mutex/parisc.hp: Likewise.
	* db2/os/db_os_abs.c: Likewise.
	* db2/os/db_os_dir.c: Likewise.
	* db2/os/db_os_fid.c: Likewise.
	* db2/os/db_os_lseek.c: Likewise.
	* db2/os/db_os_mmap.c: Likewise.
	* db2/os/db_os_open.c: Likewise.
	* db2/os/db_os_rw.c: Likewise.
	* db2/os/db_os_sleep.c: Likewise.
	* db2/os/db_os_stat.c: Likewise.
	* db2/os/db_os_unlink.c: Likewise.
	* db2/txn/txn.c: Likewise.
	* db2/txn/txn.src: Likewise.
	* db2/txn/txn_rec.c: Likewise.
	* db2/txn/txn_auto.c: Likewise.
	* db2/clib/getlong.c: Likewise.
	* db2/progs/db_archive/db_archive.c: Likewise.
	* db2/progs/db_checkpoint/db_checkpoint.c: Likewise.
	* db2/progs/db_deadlock/db_deadlock.c: Likewise.
	* db2/progs/db_dump/db_dump.c: Likewise.
	* db2/progs/db_dump185/db_dump185.c: Likewise.
	* db2/progs/db_load/db_load.c: Likewise.
	* db2/progs/db_printlog/db_printlog.c: Likewise.
	* db2/progs/db_recover/db_recover.c: Likewise.
	* db2/progs/db_stat/db_stat.c: Likewise.

	* libio/stdio.h [__cplusplus] (__STDIO_INLINE): Define as inline.

	* po/de.po, po/sv.po: Update from 2.0.5 translations.

	* sysdeps/unix/sysv/linux/netinet/tcp.h: Pretty print.

	* sunrpc/rpc/xdr.h (XDR): Don't define argument of x_destroy callback
	as const.
	* sunrpc/xdr_mem.c (xdrmem_destroy): Don't define argument as const.
	* sunrpx/xdr_rec.c (xdrrec_destroy): Likewise.
	* sunrpx/xdr_stdio.c (xdrstdio_destroy): Likewise.

1997-08-27 18:47  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/unix/sysv/linux/if_index.c: Include <errno.h>.
	Reported by Benjamin Kosnik <bkoz@cygnus.com>.

1997-08-27 02:27  Roland McGrath  <roland@baalperazim.frob.com>

	* abi-tags: New file.
	* csu/Makefile (distribute): Remove abi-tag.h.
	($(objpfx)abi-tag.h): New target.
	* Makefile (distribute): Add abi-tags.
	* sysdeps/unix/sysv/linux/abi-tag.h: File removed.
	* sysdeps/mach/hurd/abi-tag.h: File removed.
	* sysdeps/stub/abi-tag.h: File removed.

1997-08-25  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/unix/make-syscalls.sh: Change output so that it
	generates compilation rules only for the currently selected object
	suffixes.

1997-08-25  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* sysdeps/m68k/dl-machine.h (RTLD_START): Switch back to previous
	section to avoid confusing the compiler.
	* sysdeps/alpha/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/i386/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/mips/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/mips/mips64/dl-machine.h (RTLD_START): Likewise.
	* sysdeps/sparc/sparc32/dl-machine.h (RTLD_START): Likewise.

	* sysdeps/m68k/dl-machine.h (elf_machine_load_address): Use a GOT
	relocation instead of a constant to avoid text relocation.
	(ELF_MACHINE_BEFORE_RTLD_RELOC): Removed.
	(RTLD_START): Declare global labels as functions and add size
	directive.

1997-08-25 17:01  Ulrich Drepper  <drepper@cygnus.com>

	* sysdeps/i386/bits/select.h: Correct assembler versions to work even
	for descriptors >= 32.

	* stdlib/alloca.h: Don't define alloca to __alloca since if gcc
	is used __alloca is not defined to __builtin_alloca and so might
	not be available.
	Reported by Uwe Ohse <uwe@ohse.de>.

	* sysdeps/unix/sysv/linux/sys/sysmacros.h: Define macros in a special
	way if gcc is not used and so dev_t is an array.
	Reported by Uwe Ohse <uwe@ohse.de>.

1997-08-23  Andreas Schwab  <schwab@issan.informatik.uni-dortmund.de>

	* manual/libc.texinfo: Reorder chapters to match logical order.

1997-08-25 12:22  Ulrich Drepper  <drepper@cygnus.com>

	* sunrpc/rpc/xdr.h: Change name of parameters in prototypes of
	xdr_reference, xdrmem_create, and xdrstdio_create because of clash
	with g++ internal symbols.
	Patch by Sudish Joseph <sj@eng.mindspring.net>.

	* elf/dl-deps.c: Implement handling of DT_FILTER.
Diffstat (limited to 'db2/btree/bt_open.c')
-rw-r--r--db2/btree/bt_open.c355
1 files changed, 355 insertions, 0 deletions
diff --git a/db2/btree/bt_open.c b/db2/btree/bt_open.c
new file mode 100644
index 0000000000..354888c6c2
--- /dev/null
+++ b/db2/btree/bt_open.c
@@ -0,0 +1,355 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1996, 1997
+ *	Sleepycat Software.  All rights reserved.
+ */
+/*
+ * Copyright (c) 1990, 1993, 1994, 1995, 1996
+ *	Keith Bostic.  All rights reserved.
+ */
+/*
+ * Copyright (c) 1990, 1993, 1994, 1995
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Mike Olson.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)bt_open.c	10.20 (Sleepycat) 8/19/97";
+#endif /* not lint */
+
+/*
+ * Implementation of btree access method for 4.4BSD.
+ *
+ * The design here was originally based on that of the btree access method
+ * used in the Postgres database system at UC Berkeley.  This implementation
+ * is wholly independent of the Postgres code.
+ */
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#endif
+
+#include "db_int.h"
+#include "db_page.h"
+#include "btree.h"
+#include "common_ext.h"
+
+static int __bam_keyalloc __P((BTREE *));
+static int __bam_setmeta __P((DB *, BTREE *));
+
+/*
+ * __bam_open --
+ *	Open a btree.
+ *
+ * PUBLIC: int __bam_open __P((DB *, DBTYPE, DB_INFO *));
+ */
+int
+__bam_open(dbp, type, dbinfo)
+	DB *dbp;
+	DBTYPE type;
+	DB_INFO *dbinfo;
+{
+	BTREE *t;
+	int ret;
+
+	/* Allocate the btree internal structure. */
+	if ((t = (BTREE *)calloc(1, sizeof(BTREE))) == NULL)
+		return (ENOMEM);
+
+	t->bt_sp = t->bt_csp = t->bt_stack;
+	t->bt_esp = t->bt_stack + sizeof(t->bt_stack) / sizeof(t->bt_stack[0]);
+
+	if ((type == DB_RECNO || F_ISSET(dbp, DB_BT_RECNUM)) &&
+	    (ret = __bam_keyalloc(t)) != 0)
+		goto err;
+
+	/*
+	 * Intention is to make sure all of the user's selections are okay
+	 * here and then use them without checking.
+	 */
+	if (dbinfo != NULL) {
+		/* Minimum number of keys per page. */
+		if (dbinfo->bt_minkey == 0)
+			t->bt_minkey = DEFMINKEYPAGE;
+		else {
+			if (dbinfo->bt_minkey < 2)
+				goto einval;
+			t->bt_minkey = dbinfo->bt_minkey;
+		}
+
+		/* Maximum number of keys per page. */
+		if (dbinfo->bt_maxkey == 0)
+			t->bt_maxkey = 0;
+		else {
+			if (dbinfo->bt_maxkey < 1)
+				goto einval;
+			t->bt_maxkey = dbinfo->bt_maxkey;
+		}
+
+		/*
+		 * If no comparison, use default comparison.  If no comparison
+		 * and no prefix, use default prefix.  (We can't default the
+		 * prefix if the user supplies a comparison routine; shortening
+		 * the keys may break their comparison algorithm.)
+		 */
+		t->bt_compare = dbinfo->bt_compare == NULL ?
+		    __bam_defcmp : dbinfo->bt_compare;
+		t->bt_prefix = dbinfo->bt_prefix == NULL ?
+		    (dbinfo->bt_compare == NULL ?
+		    __bam_defpfx : NULL) : dbinfo->bt_prefix;
+	} else {
+		t->bt_minkey = DEFMINKEYPAGE;
+		t->bt_compare = __bam_defcmp;
+		t->bt_prefix = __bam_defpfx;
+	}
+
+	/* Initialize the remaining fields of the DB. */
+	dbp->type = type;
+	dbp->internal = t;
+	dbp->cursor = __bam_cursor;
+	dbp->del = __bam_delete;
+	dbp->get = __bam_get;
+	dbp->put = __bam_put;
+	dbp->stat = __bam_stat;
+	dbp->sync = __bam_sync;
+
+	/*
+	 * The btree data structure requires that at least two key/data pairs
+	 * can fit on a page, but other than that there's no fixed requirement.
+	 * Translate the minimum number of items into the bytes a key/data pair
+	 * can use before being placed on an overflow page.  We calculate for
+	 * the worst possible alignment by assuming every item requires the
+	 * maximum alignment for padding.
+	 *
+	 * Recno uses the btree bt_ovflsize value -- it's close enough.
+	 */
+	t->bt_ovflsize = (dbp->pgsize - P_OVERHEAD) / (t->bt_minkey * P_INDX)
+	    - (BKEYDATA_PSIZE(0) + ALIGN(1, 4));
+
+	/* Create a root page if new tree. */
+	if ((ret = __bam_setmeta(dbp, t)) != 0)
+		goto err;
+
+	return (0);
+
+einval:	ret = EINVAL;
+
+err:	if (t != NULL) {
+		/* If we allocated room for key/data return, discard it. */
+		if (t->bt_rkey.data != NULL)
+			free(t->bt_rkey.data);
+
+		FREE(t, sizeof(BTREE));
+	}
+	return (ret);
+}
+
+/*
+ * __bam_bdup --
+ *	Create a BTREE handle for a threaded DB handle.
+ *
+ * PUBLIC: int __bam_bdup __P((DB *, DB *));
+ */
+int
+__bam_bdup(orig, new)
+	DB *orig, *new;
+{
+	BTREE *t, *ot;
+	int ret;
+
+	ot = orig->internal;
+
+	if ((t = (BTREE *)calloc(1, sizeof(*t))) == NULL)
+		return (ENOMEM);
+
+	/*
+	 * !!!
+	 * Ignore the cursor queue, only the first DB has attached cursors.
+	 */
+
+	t->bt_sp = t->bt_csp = t->bt_stack;
+	t->bt_esp = t->bt_stack + sizeof(t->bt_stack) / sizeof(t->bt_stack[0]);
+
+	if ((orig->type == DB_RECNO || F_ISSET(orig, DB_BT_RECNUM)) &&
+	    (ret = __bam_keyalloc(t)) != 0) {
+		FREE(t, sizeof(*t));
+		return (ret);
+	}
+
+	t->bt_maxkey = ot->bt_maxkey;
+	t->bt_minkey = ot->bt_minkey;
+	t->bt_compare = ot->bt_compare;
+	t->bt_prefix = ot->bt_prefix;
+	t->bt_ovflsize = ot->bt_ovflsize;
+
+	/*
+	 * !!!
+	 * The entire RECNO structure is shared.  If it breaks, the application
+	 * was misusing it to start with.
+	 */
+	t->bt_recno = ot->bt_recno;
+
+	new->internal = t;
+
+	return (0);
+}
+
+/*
+ * __bam_keyalloc --
+ *	Allocate return memory for recno keys.
+ */
+static int
+__bam_keyalloc(t)
+	BTREE *t;
+{
+	/*
+	 * Recno keys are always the same size, and we don't want to have
+	 * to check for space on each return.  Allocate it now.
+	 */
+	if ((t->bt_rkey.data = (void *)malloc(sizeof(db_recno_t))) == NULL)
+		return (ENOMEM);
+	t->bt_rkey.ulen = sizeof(db_recno_t);
+	return (0);
+}
+
+/*
+ * __bam_setmeta --
+ *	Check (and optionally create) a tree.
+ */
+static int
+__bam_setmeta(dbp, t)
+	DB *dbp;
+	BTREE *t;
+{
+	BTMETA *meta;
+	PAGE *root;
+	DB_LOCK mlock, rlock;
+	db_pgno_t pgno;
+	int ret;
+
+	/* Get, and optionally create the metadata page. */
+	pgno = PGNO_METADATA;
+	if ((ret =
+	    __bam_lget(dbp, 0, PGNO_METADATA, DB_LOCK_WRITE, &mlock)) != 0)
+		return (ret);
+	if ((ret =
+	    __bam_pget(dbp, (PAGE **)&meta, &pgno, DB_MPOOL_CREATE)) != 0) {
+		(void)__BT_LPUT(dbp, mlock);
+		return (ret);
+	}
+
+	/*
+	 * If the magic number is correct, we're not creating the tree.
+	 * Correct any fields that may not be right.  Note, all of the
+	 * local flags were set by db_open(3).
+	 */
+	if (meta->magic != 0) {
+		t->bt_maxkey = meta->maxkey;
+		t->bt_minkey = meta->minkey;
+
+		(void)memp_fput(dbp->mpf, (PAGE *)meta, 0);
+		(void)__BT_LPUT(dbp, mlock);
+		return (0);
+	}
+
+	/* Initialize the tree structure metadata information. */
+	ZERO_LSN(meta->lsn);
+	meta->pgno = PGNO_METADATA;
+	meta->magic = DB_BTREEMAGIC;
+	meta->version = DB_BTREEVERSION;
+	meta->pagesize = dbp->pgsize;
+	meta->maxkey = t->bt_maxkey;
+	meta->minkey = t->bt_minkey;
+	meta->free = PGNO_INVALID;
+	meta->flags = 0;
+	if (dbp->type == DB_RECNO)
+		F_SET(meta, BTM_RECNO);
+	if (F_ISSET(dbp, DB_AM_DUP))
+		F_SET(meta, BTM_DUP);
+	if (F_ISSET(dbp, DB_RE_FIXEDLEN))
+		F_SET(meta, BTM_FIXEDLEN);
+	if (F_ISSET(dbp, DB_BT_RECNUM))
+		F_SET(meta, BTM_RECNUM);
+	if (F_ISSET(dbp, DB_RE_RENUMBER))
+		F_SET(meta, BTM_RENUMBER);
+	meta->re_len = 0;
+	meta->re_pad = 0;
+	memcpy(meta->uid, dbp->lock.fileid, DB_FILE_ID_LEN);
+
+	/* Create and initialize a root page. */
+	pgno = PGNO_ROOT;
+	if ((ret = __bam_lget(dbp, 0, PGNO_ROOT, DB_LOCK_WRITE, &rlock)) != 0)
+		return (ret);
+	if ((ret = __bam_pget(dbp, &root, &pgno, DB_MPOOL_CREATE)) != 0) {
+		(void)__BT_LPUT(dbp, rlock);
+		return (ret);
+	}
+	P_INIT(root, dbp->pgsize, PGNO_ROOT, PGNO_INVALID,
+	    PGNO_INVALID, 1, dbp->type == DB_RECNO ? P_LRECNO : P_LBTREE);
+	ZERO_LSN(root->lsn);
+
+	/* Release the metadata and root pages. */
+	if ((ret = memp_fput(dbp->mpf, (PAGE *)meta, DB_MPOOL_DIRTY)) != 0)
+		return (ret);
+	if ((ret = memp_fput(dbp->mpf, root, DB_MPOOL_DIRTY)) != 0)
+		return (ret);
+
+	/*
+	 * Flush the metadata and root pages to disk -- since the user can't
+	 * transaction protect open, the pages have to exist during recovery.
+	 *
+	 * XXX
+	 * It's not useful to return not-yet-flushed here -- convert it to
+	 * an error.
+	 */
+	if ((ret = memp_fsync(dbp->mpf)) == DB_INCOMPLETE)
+		ret = EINVAL;
+
+	/* Release the locks. */
+	(void)__BT_LPUT(dbp, mlock);
+	(void)__BT_LPUT(dbp, rlock);
+
+	return (ret);
+}