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-rw-r--r--db2/db/db.c113
-rw-r--r--db2/db/db.src9
-rw-r--r--db2/db/db_auto.c227
-rw-r--r--db2/db/db_conv.c25
-rw-r--r--db2/db/db_dispatch.c117
-rw-r--r--db2/db/db_dup.c21
-rw-r--r--db2/db/db_overflow.c17
-rw-r--r--db2/db/db_pr.c92
-rw-r--r--db2/db/db_rec.c51
-rw-r--r--db2/db/db_ret.c7
-rw-r--r--db2/db/db_thread.c6
11 files changed, 413 insertions, 272 deletions
diff --git a/db2/db/db.c b/db2/db/db.c
index 8df76349d1..9951ebd944 100644
--- a/db2/db/db.c
+++ b/db2/db/db.c
@@ -1,7 +1,7 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 /*
@@ -44,20 +44,16 @@
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db.c	10.45 (Sleepycat) 12/4/97";
+static const char sccsid[] = "@(#)db.c	10.57 (Sleepycat) 5/7/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
-#include <sys/stat.h>
 
 #include <errno.h>
-#include <fcntl.h>
 #include <stddef.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <unistd.h>
 #endif
 
 #include "db_int.h"
@@ -71,7 +67,7 @@ static const char sccsid[] = "@(#)db.c	10.45 (Sleepycat) 12/4/97";
 #include "db_am.h"
 #include "common_ext.h"
 
-static int db_close __P((DB *, int));
+static int db_close __P((DB *, u_int32_t));
 static int db_fd __P((DB *, int *));
 
 /*
@@ -99,7 +95,8 @@ int
 db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp)
 	const char *fname;
 	DBTYPE type;
-	int flags, mode;
+	u_int32_t flags;
+	int mode;
 	DB_ENV *dbenv;
 	DB_INFO *dbinfo;
 	DB **dbpp;
@@ -108,6 +105,7 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp)
 	DB *dbp;
 	DBT pgcookie;
 	DB_ENV *envp, t_dbenv;
+	DB_MPOOL_FINFO finfo;
 	DB_PGINFO pginfo;
 	HASHHDR *hashm;
 	size_t cachesize;
@@ -125,10 +123,26 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp)
 	if ((ret = __db_fchk(dbenv, "db_open", flags, OKFLAGS)) != 0)
 		return (ret);
 
-	if (dbenv != NULL &&
-	    LF_ISSET(DB_THREAD) && !F_ISSET(dbenv, DB_ENV_THREAD)) {
-		__db_err(dbenv, "environment not created using DB_THREAD");
-		return (EINVAL);
+	if (dbenv != NULL) {
+		/*
+		 * You can't specify threads during the db_open() if the
+		 * environment wasn't configured with them.
+		 */
+		if (LF_ISSET(DB_THREAD) && !F_ISSET(dbenv, DB_ENV_THREAD)) {
+			__db_err(dbenv,
+			    "environment not created using DB_THREAD");
+			return (EINVAL);
+		}
+
+		/*
+		 * Specifying a cachesize to db_open(3), after creating an
+		 * environment, is a common mistake.
+		 */
+		if (dbinfo != NULL && dbinfo->db_cachesize != 0) {
+			__db_err(dbenv,
+			    "cachesize will be ignored if environment exists");
+			return (EINVAL);
+		}
 	}
 
 	/* Initialize for error return. */
@@ -203,7 +217,7 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp)
 
 	/* Fill in the default file mode. */
 	if (mode == 0)
-		mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP;
+		mode = __db_omode("rwrw--");
 
 	/* Check if the user wants us to swap byte order. */
 	if (dbinfo != NULL)
@@ -230,7 +244,7 @@ db_open(fname, type, flags, mode, dbenv, dbinfo, dbpp)
 	if (fname != NULL && fname[0] != '\0') {
 		/* Get the real file name. */
 		if ((ret = __db_appname(dbenv,
-		     DB_APP_DATA, NULL, fname, NULL, &real_name)) != 0)
+		     DB_APP_DATA, NULL, fname, 0, NULL, &real_name)) != 0)
 			goto err;
 
 		/*
@@ -455,22 +469,6 @@ empty:	/*
 	}
 
 	/*
-	 * Set and/or correct the cache size; must be a multiple of the
-	 * page size.
-	 */
-	if (dbinfo == NULL || dbinfo->db_cachesize == 0)
-		cachesize = dbp->pgsize * DB_MINCACHE;
-	else {
-		cachesize = dbinfo->db_cachesize;
-		if (cachesize & (dbp->pgsize - 1))
-			cachesize += (~cachesize & (dbp->pgsize - 1)) + 1;
-		if (cachesize < dbp->pgsize * DB_MINCACHE)
-			cachesize = dbp->pgsize * DB_MINCACHE;
-		if (cachesize < 20 * 1024)
-			cachesize = 20 * 1024;
-	}
-
-	/*
 	 * If no mpool supplied by the application, attach to a local,
 	 * created buffer pool.
 	 *
@@ -499,10 +497,28 @@ empty:	/*
 			envp = dbenv;
 			restore = 1;
 		}
+
+		/*
+		 * Set and/or correct the cache size; must be a multiple of
+		 * the page size.
+		 */
+		if (dbinfo == NULL || dbinfo->db_cachesize == 0)
+			cachesize = dbp->pgsize * DB_MINCACHE;
+		else {
+			cachesize = dbinfo->db_cachesize;
+			if (cachesize & (dbp->pgsize - 1))
+				cachesize +=
+				    (~cachesize & (dbp->pgsize - 1)) + 1;
+			if (cachesize < dbp->pgsize * DB_MINCACHE)
+				cachesize = dbp->pgsize * DB_MINCACHE;
+			if (cachesize < 20 * 1024)
+				cachesize = 20 * 1024;
+		}
 		envp->mp_size = cachesize;
+
 		if ((ret = memp_open(NULL, DB_CREATE | DB_MPOOL_PRIVATE |
 		    (F_ISSET(dbp, DB_AM_THREAD) ? DB_THREAD : 0),
-		    S_IRUSR | S_IWUSR, envp, &dbp->mp)) != 0)
+		    __db_omode("rw----"), envp, &dbp->mp)) != 0)
 			goto err;
 		if (restore)
 			*dbenv = t_dbenv;
@@ -566,9 +582,18 @@ empty:	/*
 	pgcookie.data = &pginfo;
 	pgcookie.size = sizeof(DB_PGINFO);
 
-	if ((ret = memp_fopen(dbp->mp, fname, ftype,
-	    F_ISSET(dbp, DB_AM_RDONLY) ? DB_RDONLY : 0, 0, dbp->pgsize,
-	    0, &pgcookie, dbp->lock.fileid, &dbp->mpf)) != 0)
+	/*
+	 * Set up additional memp_fopen information.
+	 */
+	memset(&finfo, 0, sizeof(finfo));
+	finfo.ftype = ftype;
+	finfo.pgcookie = &pgcookie;
+	finfo.fileid = dbp->lock.fileid;
+	finfo.lsn_offset = 0;
+	finfo.clear_len = DB_PAGE_CLEAR_LEN;
+	if ((ret = memp_fopen(dbp->mp, fname,
+	    F_ISSET(dbp, DB_AM_RDONLY) ? DB_RDONLY : 0,
+	    0, dbp->pgsize, &finfo, &dbp->mpf)) != 0)
 		goto err;
 
 	/*
@@ -673,7 +698,7 @@ err:	/* Close the file descriptor. */
 static int
 db_close(dbp, flags)
 	DB *dbp;
-	int flags;
+	u_int32_t flags;
 {
 	DBC *dbc;
 	DB *tdbp;
@@ -734,7 +759,7 @@ db_close(dbp, flags)
 	}
 
 	/* Sync the memory pool. */
-	if ((t_ret = memp_fsync(dbp->mpf)) != 0 &&
+	if (!LF_ISSET(DB_NOSYNC) && (t_ret = memp_fsync(dbp->mpf)) != 0 &&
 	    t_ret != DB_INCOMPLETE && ret == 0)
 		ret = t_ret;
 
@@ -796,18 +821,11 @@ db_fd(dbp, fdp)
         DB *dbp;
 	int *fdp;
 {
-	/* In-memory database can't have a file descriptor. */
-	if (F_ISSET(dbp, DB_AM_INMEM))
-		return (ENOENT);
-
 	/*
 	 * XXX
-	 * Truly spectacular layering violation.  As we don't open the
-	 * underlying file until we need it, it may not be initialized.
+	 * Truly spectacular layering violation.
 	 */
-	if ((*fdp = dbp->mpf->fd) == -1)
-		return (ENOENT);
-	return (0);
+	return (__mp_xxx_fd(dbp->mpf, fdp));
 }
 
 /*
@@ -821,6 +839,11 @@ __db_pgerr(dbp, pgno)
 	DB *dbp;
 	db_pgno_t pgno;
 {
+	/*
+	 * Three things are certain:
+	 * Death, taxes, and lost data.
+	 * Guess which has occurred.
+	 */
 	__db_err(dbp->dbenv,
 	    "unable to create/retrieve page %lu", (u_long)pgno);
 	return (__db_panic(dbp));
diff --git a/db2/db/db.src b/db2/db/db.src
index 07d98123ac..91d8b390a1 100644
--- a/db2/db/db.src
+++ b/db2/db/db.src
@@ -1,11 +1,11 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
- *	@(#)db.src	10.4 (Sleepycat) 11/2/97
+ *
+ *	@(#)db.src	10.6 (Sleepycat) 4/28/98
  */
-#include "config.h"
 
 PREFIX	db
 
@@ -153,4 +153,7 @@ END
  * noop -- do nothing, but get an LSN.
  */
 BEGIN noop
+ARG	fileid		u_int32_t	lu
+ARG	pgno		db_pgno_t	lu
+POINTER	prevlsn		DB_LSN *	lu
 END
diff --git a/db2/db/db_auto.c b/db2/db/db_auto.c
index 5d35264103..5203e0a94c 100644
--- a/db2/db/db_auto.c
+++ b/db2/db/db_auto.c
@@ -14,8 +14,6 @@
 #include "db_page.h"
 #include "db_dispatch.h"
 #include "db_am.h"
-#include "common_ext.h"
-
 /*
  * PUBLIC: int __db_addrem_log
  * PUBLIC:     __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t,
@@ -107,7 +105,7 @@ int __db_addrem_log(logp, txnid, ret_lsnp, flags,
 	else
 		memset(bp, 0, sizeof(*pagelsn));
 	bp += sizeof(*pagelsn);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -123,22 +121,23 @@ int __db_addrem_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_addrem_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_addrem_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_addrem_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_addrem_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -156,20 +155,20 @@ __db_addrem_print(notused1, dbtp, lsnp, notused3, notused4)
 	printf("\tnbytes: %lu\n", (u_long)argp->nbytes);
 	printf("\thdr: ");
 	for (i = 0; i < argp->hdr.size; i++) {
-		c = ((char *)argp->hdr.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->hdr.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\tdbt: ");
 	for (i = 0; i < argp->dbt.size; i++) {
-		c = ((char *)argp->dbt.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->dbt.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\tpagelsn: [%lu][%lu]\n",
@@ -296,7 +295,7 @@ int __db_split_log(logp, txnid, ret_lsnp, flags,
 	else
 		memset(bp, 0, sizeof(*pagelsn));
 	bp += sizeof(*pagelsn);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -312,22 +311,23 @@ int __db_split_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_split_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_split_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_split_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_split_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -343,11 +343,11 @@ __db_split_print(notused1, dbtp, lsnp, notused3, notused4)
 	printf("\tpgno: %lu\n", (u_long)argp->pgno);
 	printf("\tpageimage: ");
 	for (i = 0; i < argp->pageimage.size; i++) {
-		c = ((char *)argp->pageimage.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->pageimage.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\tpagelsn: [%lu][%lu]\n",
@@ -490,7 +490,7 @@ int __db_big_log(logp, txnid, ret_lsnp, flags,
 	else
 		memset(bp, 0, sizeof(*nextlsn));
 	bp += sizeof(*nextlsn);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -506,22 +506,23 @@ int __db_big_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_big_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_big_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_big_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_big_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -539,11 +540,11 @@ __db_big_print(notused1, dbtp, lsnp, notused3, notused4)
 	printf("\tnext_pgno: %lu\n", (u_long)argp->next_pgno);
 	printf("\tdbt: ");
 	for (i = 0; i < argp->dbt.size; i++) {
-		c = ((char *)argp->dbt.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->dbt.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\tpagelsn: [%lu][%lu]\n",
@@ -660,7 +661,7 @@ int __db_ovref_log(logp, txnid, ret_lsnp, flags,
 	else
 		memset(bp, 0, sizeof(*lsn));
 	bp += sizeof(*lsn);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -676,22 +677,23 @@ int __db_ovref_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_ovref_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_ovref_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_ovref_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_ovref_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -823,7 +825,7 @@ int __db_relink_log(logp, txnid, ret_lsnp, flags,
 	else
 		memset(bp, 0, sizeof(*lsn_next));
 	bp += sizeof(*lsn_next);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -839,22 +841,23 @@ int __db_relink_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_relink_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_relink_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_relink_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_relink_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -985,7 +988,7 @@ int __db_addpage_log(logp, txnid, ret_lsnp, flags,
 	else
 		memset(bp, 0, sizeof(*nextlsn));
 	bp += sizeof(*nextlsn);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -1001,22 +1004,23 @@ int __db_addpage_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_addpage_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_addpage_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_addpage_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_addpage_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -1159,7 +1163,7 @@ int __db_debug_log(logp, txnid, ret_lsnp, flags,
 	}
 	memcpy(bp, &arg_flags, sizeof(arg_flags));
 	bp += sizeof(arg_flags);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -1175,22 +1179,23 @@ int __db_debug_log(logp, txnid, ret_lsnp, flags,
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_debug_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_debug_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_debug_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_debug_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -1203,30 +1208,30 @@ __db_debug_print(notused1, dbtp, lsnp, notused3, notused4)
 	    (u_long)argp->prev_lsn.offset);
 	printf("\top: ");
 	for (i = 0; i < argp->op.size; i++) {
-		c = ((char *)argp->op.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->op.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\tfileid: %lu\n", (u_long)argp->fileid);
 	printf("\tkey: ");
 	for (i = 0; i < argp->key.size; i++) {
-		c = ((char *)argp->key.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->key.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\tdata: ");
 	for (i = 0; i < argp->data.size; i++) {
-		c = ((char *)argp->data.data)[i];
-		if (isprint(c) || c == 0xa)
-			putchar(c);
+		ch = ((u_int8_t *)argp->data.data)[i];
+		if (isprint(ch) || ch == 0xa)
+			putchar(ch);
 		else
-			printf("%#x ", c);
+			printf("%#x ", ch);
 	}
 	printf("\n");
 	printf("\targ_flags: %lu\n", (u_long)argp->arg_flags);
@@ -1280,13 +1285,18 @@ __db_debug_read(recbuf, argpp)
 
 /*
  * PUBLIC: int __db_noop_log
- * PUBLIC:     __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t));
+ * PUBLIC:     __P((DB_LOG *, DB_TXN *, DB_LSN *, u_int32_t,
+ * PUBLIC:     u_int32_t, db_pgno_t, DB_LSN *));
  */
-int __db_noop_log(logp, txnid, ret_lsnp, flags)
+int __db_noop_log(logp, txnid, ret_lsnp, flags,
+	fileid, pgno, prevlsn)
 	DB_LOG *logp;
 	DB_TXN *txnid;
 	DB_LSN *ret_lsnp;
 	u_int32_t flags;
+	u_int32_t fileid;
+	db_pgno_t pgno;
+	DB_LSN * prevlsn;
 {
 	DBT logrec;
 	DB_LSN *lsnp, null_lsn;
@@ -1302,7 +1312,10 @@ int __db_noop_log(logp, txnid, ret_lsnp, flags)
 		lsnp = &null_lsn;
 	} else
 		lsnp = &txnid->last_lsn;
-	logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN);
+	logrec.size = sizeof(rectype) + sizeof(txn_num) + sizeof(DB_LSN)
+	    + sizeof(fileid)
+	    + sizeof(pgno)
+	    + sizeof(*prevlsn);
 	if ((logrec.data = (void *)__db_malloc(logrec.size)) == NULL)
 		return (ENOMEM);
 
@@ -1313,7 +1326,16 @@ int __db_noop_log(logp, txnid, ret_lsnp, flags)
 	bp += sizeof(txn_num);
 	memcpy(bp, lsnp, sizeof(DB_LSN));
 	bp += sizeof(DB_LSN);
-#ifdef DEBUG
+	memcpy(bp, &fileid, sizeof(fileid));
+	bp += sizeof(fileid);
+	memcpy(bp, &pgno, sizeof(pgno));
+	bp += sizeof(pgno);
+	if (prevlsn != NULL)
+		memcpy(bp, prevlsn, sizeof(*prevlsn));
+	else
+		memset(bp, 0, sizeof(*prevlsn));
+	bp += sizeof(*prevlsn);
+#ifdef DIAGNOSTIC
 	if ((u_int32_t)(bp - (u_int8_t *)logrec.data) != logrec.size)
 		fprintf(stderr, "Error in log record length");
 #endif
@@ -1329,22 +1351,23 @@ int __db_noop_log(logp, txnid, ret_lsnp, flags)
  * PUBLIC:    __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
-__db_noop_print(notused1, dbtp, lsnp, notused3, notused4)
+__db_noop_print(notused1, dbtp, lsnp, notused2, notused3)
 	DB_LOG *notused1;
 	DBT *dbtp;
 	DB_LSN *lsnp;
-	int notused3;
-	void *notused4;
+	int notused2;
+	void *notused3;
 {
 	__db_noop_args *argp;
 	u_int32_t i;
-	int c, ret;
+	u_int ch;
+	int ret;
 
 	i = 0;
-	c = 0;
+	ch = 0;
 	notused1 = NULL;
-	notused3 = 0;
-	notused4 = NULL;
+	notused2 = 0;
+	notused3 = NULL;
 
 	if ((ret = __db_noop_read(dbtp->data, &argp)) != 0)
 		return (ret);
@@ -1355,6 +1378,10 @@ __db_noop_print(notused1, dbtp, lsnp, notused3, notused4)
 	    (u_long)argp->txnid->txnid,
 	    (u_long)argp->prev_lsn.file,
 	    (u_long)argp->prev_lsn.offset);
+	printf("\tfileid: %lu\n", (u_long)argp->fileid);
+	printf("\tpgno: %lu\n", (u_long)argp->pgno);
+	printf("\tprevlsn: [%lu][%lu]\n",
+	    (u_long)argp->prevlsn.file, (u_long)argp->prevlsn.offset);
 	printf("\n");
 	__db_free(argp);
 	return (0);
@@ -1383,6 +1410,12 @@ __db_noop_read(recbuf, argpp)
 	bp += sizeof(argp->txnid->txnid);
 	memcpy(&argp->prev_lsn, bp, sizeof(DB_LSN));
 	bp += sizeof(DB_LSN);
+	memcpy(&argp->fileid, bp, sizeof(argp->fileid));
+	bp += sizeof(argp->fileid);
+	memcpy(&argp->pgno, bp, sizeof(argp->pgno));
+	bp += sizeof(argp->pgno);
+	memcpy(&argp->prevlsn, bp,  sizeof(argp->prevlsn));
+	bp += sizeof(argp->prevlsn);
 	*argpp = argp;
 	return (0);
 }
diff --git a/db2/db/db_conv.c b/db2/db/db_conv.c
index e9c4bf90bd..8b5cf5f4a7 100644
--- a/db2/db/db_conv.c
+++ b/db2/db/db_conv.c
@@ -1,7 +1,7 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 /*
@@ -44,7 +44,7 @@
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_conv.c	10.8 (Sleepycat) 1/8/98";
+static const char sccsid[] = "@(#)db_conv.c	10.13 (Sleepycat) 4/26/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
@@ -160,6 +160,13 @@ __db_convert(pg, pp, pagesize, pgin)
 			}
 
 		}
+
+		/*
+		 * The offsets in the inp array are used to determine
+		 * the size of entries on a page; therefore they
+		 * cannot be converted until we've done all the
+		 * entries.
+		 */
 		if (!pgin)
 			for (i = 0; i < NUM_ENT(h); i++)
 				M_16_SWAP(h->inp[i]);
@@ -179,8 +186,8 @@ __db_convert(pg, pp, pagesize, pgin)
 			case B_DUPLICATE:
 			case B_OVERFLOW:
 				bo = (BOVERFLOW *)bk;
-				M_32_SWAP(bo->tlen);
 				M_32_SWAP(bo->pgno);
+				M_32_SWAP(bo->tlen);
 				break;
 			}
 
@@ -194,17 +201,18 @@ __db_convert(pg, pp, pagesize, pgin)
 				M_16_SWAP(h->inp[i]);
 
 			bi = GET_BINTERNAL(h, i);
+			M_16_SWAP(bi->len);
+			M_32_SWAP(bi->pgno);
+			M_32_SWAP(bi->nrecs);
+
 			switch (B_TYPE(bi->type)) {
 			case B_KEYDATA:
-				M_16_SWAP(bi->len);
-				M_32_SWAP(bi->pgno);
-				M_32_SWAP(bi->nrecs);
 				break;
 			case B_DUPLICATE:
 			case B_OVERFLOW:
-				bo = (BOVERFLOW *)bi;
-				M_32_SWAP(bo->tlen);
+				bo = (BOVERFLOW *)bi->data;
 				M_32_SWAP(bo->pgno);
+				M_32_SWAP(bo->tlen);
 				break;
 			}
 
@@ -224,6 +232,7 @@ __db_convert(pg, pp, pagesize, pgin)
 			if (!pgin)
 				M_16_SWAP(h->inp[i]);
 		}
+		break;
 	case P_OVERFLOW:
 	case P_INVALID:
 		/* Nothing to do. */
diff --git a/db2/db/db_dispatch.c b/db2/db/db_dispatch.c
index 736575adfc..8645948614 100644
--- a/db2/db/db_dispatch.c
+++ b/db2/db/db_dispatch.c
@@ -1,7 +1,7 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 /*
@@ -43,14 +43,13 @@
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_dispatch.c	10.9 (Sleepycat) 1/17/98";
+static const char sccsid[] = "@(#)db_dispatch.c	10.14 (Sleepycat) 5/3/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
 
 #include <errno.h>
-#include <fcntl.h>
 #include <stddef.h>
 #include <stdlib.h>
 #include <string.h>
@@ -62,6 +61,7 @@ static const char sccsid[] = "@(#)db_dispatch.c	10.9 (Sleepycat) 1/17/98";
 #include "db_am.h"
 #include "common_ext.h"
 #include "log_auto.h"
+#include "txn_auto.h"
 
 /*
  * Data structures to manage the DB dispatch table.  The dispatch table
@@ -114,7 +114,7 @@ __db_dispatch(logp, db, lsnp, redo, info)
 		 * seen it, then we call the appropriate recovery routine
 		 * in "abort mode".
 		 */
-		if (rectype == DB_log_register ||
+		if (rectype == DB_log_register || rectype == DB_txn_ckp ||
 		    __db_txnlist_find(info, txnid) == DB_NOTFOUND)
 			return ((dispatch_table[rectype])(logp,
 			    db, lsnp, TXN_UNDO, info));
@@ -124,7 +124,7 @@ __db_dispatch(logp, db, lsnp, redo, info)
 		 * In the forward pass, if we haven't seen the transaction,
 		 * do nothing, else recovery it.
 		 */
-		if (rectype == DB_log_register ||
+		if (rectype == DB_log_register || rectype == DB_txn_ckp ||
 		    __db_txnlist_find(info, txnid) != DB_NOTFOUND)
 			return ((dispatch_table[rectype])(logp,
 			    db, lsnp, TXN_REDO, info));
@@ -188,14 +188,14 @@ int
 __db_txnlist_init(retp)
 	void *retp;
 {
-	__db_txnhead *headp;
+	DB_TXNHEAD *headp;
 
-	if ((headp = (struct __db_txnhead *)
-	    __db_malloc(sizeof(struct __db_txnhead))) == NULL)
+	if ((headp = (DB_TXNHEAD *)__db_malloc(sizeof(DB_TXNHEAD))) == NULL)
 		return (ENOMEM);
 
 	LIST_INIT(&headp->head);
 	headp->maxid = 0;
+	headp->generation = 1;
 
 	*(void **)retp = headp;
 	return (0);
@@ -212,25 +212,26 @@ __db_txnlist_add(listp, txnid)
 	void *listp;
 	u_int32_t txnid;
 {
-	__db_txnhead *hp;
-	__db_txnlist *elp;
+	DB_TXNHEAD *hp;
+	DB_TXNLIST *elp;
 
-	if ((elp = (__db_txnlist *)__db_malloc(sizeof(__db_txnlist))) == NULL)
+	if ((elp = (DB_TXNLIST *)__db_malloc(sizeof(DB_TXNLIST))) == NULL)
 		return (ENOMEM);
 
 	elp->txnid = txnid;
-	hp = (struct __db_txnhead *)listp;
+	hp = (DB_TXNHEAD *)listp;
 	LIST_INSERT_HEAD(&hp->head, elp, links);
 	if (txnid > hp->maxid)
 		hp->maxid = txnid;
+	elp->generation = hp->generation;
 
 	return (0);
 }
 
 /*
  * __db_txnlist_find --
- *	Checks to see if txnid is in the txnid list, returns 1 if found,
- *	0 if not found.
+ *	Checks to see if a txnid with the current generation is in the
+ *	txnid list.
  *
  * PUBLIC: int __db_txnlist_find __P((void *, u_int32_t));
  */
@@ -239,45 +240,19 @@ __db_txnlist_find(listp, txnid)
 	void *listp;
 	u_int32_t txnid;
 {
-	__db_txnhead *hp;
-	__db_txnlist *p;
+	DB_TXNHEAD *hp;
+	DB_TXNLIST *p;
 
-	if ((hp = (struct __db_txnhead *)listp) == NULL)
+	if ((hp = (DB_TXNHEAD *)listp) == NULL)
 		return (DB_NOTFOUND);
 
-	if (hp->maxid < txnid) {
-		hp->maxid = txnid;
-		return (DB_NOTFOUND);
-	}
-
 	for (p = hp->head.lh_first; p != NULL; p = p->links.le_next)
-		if (p->txnid == txnid)
+		if (p->txnid == txnid && hp->generation == p->generation)
 			return (0);
 
 	return (DB_NOTFOUND);
 }
 
-#ifdef DEBUG
-/*
- * __db_txnlist_print --
- *	Print out the transaction list.
- *
- * PUBLIC: void __db_txnlist_print __P((void *));
- */
-void
-__db_txnlist_print(listp)
-	void *listp;
-{
-	__db_txnhead *hp;
-	__db_txnlist *p;
-
-	hp = (struct __db_txnhead *)listp;
-	printf("Maxid: %lu\n", (u_long)hp->maxid);
-	for (p = hp->head.lh_first; p != NULL; p = p->links.le_next)
-		printf("TXNID: %lu\n", (u_long)p->txnid);
-}
-#endif
-
 /*
  * __db_txnlist_end --
  *	Discard transaction linked list.
@@ -288,13 +263,61 @@ void
 __db_txnlist_end(listp)
 	void *listp;
 {
-	__db_txnhead *hp;
-	__db_txnlist *p;
+	DB_TXNHEAD *hp;
+	DB_TXNLIST *p;
 
-	hp = (struct __db_txnhead *)listp;
+	hp = (DB_TXNHEAD *)listp;
 	while ((p = LIST_FIRST(&hp->head)) != LIST_END(&hp->head)) {
 		LIST_REMOVE(p, links);
 		__db_free(p);
 	}
 	__db_free(listp);
 }
+
+/*
+ * __db_txnlist_gen --
+ *	Change the current generation number.
+ *
+ * PUBLIC: void __db_txnlist_gen __P((void *, int));
+ */
+void
+__db_txnlist_gen(listp, incr)
+	void *listp;
+	int incr;
+{
+	DB_TXNHEAD *hp;
+
+	/*
+	 * During recovery generation numbers keep track of how many "restart"
+	 * checkpoints we've seen.  Restart checkpoints occur whenever we take
+	 * a checkpoint and there are no outstanding transactions.  When that
+	 * happens, we can reset transaction IDs back to 1.  It always happens
+	 * at recovery and it prevents us from exhausting the transaction IDs
+	 * name space.
+	 */
+	hp = (DB_TXNHEAD *)listp;
+	hp->generation += incr;
+}
+
+#ifdef DEBUG
+/*
+ * __db_txnlist_print --
+ *	Print out the transaction list.
+ *
+ * PUBLIC: void __db_txnlist_print __P((void *));
+ */
+void
+__db_txnlist_print(listp)
+	void *listp;
+{
+	DB_TXNHEAD *hp;
+	DB_TXNLIST *p;
+
+	hp = (DB_TXNHEAD *)listp;
+	printf("Maxid: %lu Generation: %lu\n", (u_long)hp->maxid,
+	    (u_long)hp->generation);
+	for (p = hp->head.lh_first; p != NULL; p = p->links.le_next)
+		printf("TXNID: %lu(%lu)\n", (u_long)p->txnid,
+		(u_long)p->generation);
+}
+#endif
diff --git a/db2/db/db_dup.c b/db2/db/db_dup.c
index 59dfb85b92..6379fc1729 100644
--- a/db2/db/db_dup.c
+++ b/db2/db/db_dup.c
@@ -1,35 +1,27 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_dup.c	10.11 (Sleepycat) 1/8/98";
+static const char sccsid[] = "@(#)db_dup.c	10.18 (Sleepycat) 5/31/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
-#include <sys/stat.h>
 
 #include <errno.h>
-#include <fcntl.h>
-#include <stddef.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
-#include <unistd.h>
 #endif
 
 #include "db_int.h"
 #include "db_page.h"
-#include "db_swap.h"
 #include "btree.h"
 #include "db_am.h"
-#include "common_ext.h"
 
 static int __db_addpage __P((DB *,
     PAGE **, db_indx_t *, int (*)(DB *, u_int32_t, PAGE **)));
@@ -209,9 +201,8 @@ __db_dsplit(dbp, hp, indxp, size, newfunc)
 	PAGE *h, *np, *tp;
 	BKEYDATA *bk;
 	DBT page_dbt;
-	db_indx_t indx, nindex, oindex, sum;
-	db_indx_t halfbytes, i, lastsum;
-	int did_indx, ret, s;
+	db_indx_t halfbytes, i, indx, lastsum, nindex, oindex, s, sum;
+	int did_indx, ret;
 
 	h = *hp;
 	indx = *indxp;
@@ -219,7 +210,7 @@ __db_dsplit(dbp, hp, indxp, size, newfunc)
 	/* Create a temporary page to do compaction onto. */
 	if ((tp = (PAGE *)__db_malloc(dbp->pgsize)) == NULL)
 		return (ENOMEM);
-#ifdef DEBUG
+#ifdef DIAGNOSTIC
 	memset(tp, 0xff, dbp->pgsize);
 #endif
 	/* Create new page for the split. */
@@ -239,6 +230,7 @@ __db_dsplit(dbp, hp, indxp, size, newfunc)
 	for (sum = 0, lastsum = 0, i = 0; i < NUM_ENT(h); i++) {
 		if (i == indx) {
 			sum += size;
+			did_indx = 1;
 			if (lastsum < halfbytes && sum >= halfbytes) {
 				/* We've crossed the halfway point. */
 				if ((db_indx_t)(halfbytes - lastsum) <
@@ -252,7 +244,6 @@ __db_dsplit(dbp, hp, indxp, size, newfunc)
 			}
 			*indxp = i;
 			lastsum = sum;
-			did_indx = 1;
 		}
 		if (B_TYPE(GET_BKEYDATA(h, i)->type) == B_KEYDATA)
 			sum += BKEYDATA_SIZE(GET_BKEYDATA(h, i)->len);
diff --git a/db2/db/db_overflow.c b/db2/db/db_overflow.c
index 8c6619f228..d28740dcbe 100644
--- a/db2/db/db_overflow.c
+++ b/db2/db/db_overflow.c
@@ -1,7 +1,7 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 /*
@@ -47,22 +47,19 @@
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_overflow.c	10.7 (Sleepycat) 11/2/97";
+static const char sccsid[] = "@(#)db_overflow.c	10.11 (Sleepycat) 5/7/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
 
 #include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
 #endif
 
 #include "db_int.h"
 #include "db_page.h"
 #include "db_am.h"
-#include "common_ext.h"
 
 /*
  * Big key/data code.
@@ -91,9 +88,9 @@ __db_goff(dbp, dbt, tlen, pgno, bpp, bpsz)
 {
 	PAGE *h;
 	db_indx_t bytes;
-	int ret;
 	u_int32_t curoff, needed, start;
 	u_int8_t *p, *src;
+	int ret;
 
 	/*
 	 * Check if the buffer is big enough; if it is not and we are
@@ -259,13 +256,13 @@ __db_poff(dbp, dbt, pgnop, newfunc)
  * __db_ovref --
  *	Increment/decrement the reference count on an overflow page.
  *
- * PUBLIC: int __db_ovref __P((DB *, db_pgno_t, int));
+ * PUBLIC: int __db_ovref __P((DB *, db_pgno_t, int32_t));
  */
 int
 __db_ovref(dbp, pgno, adjust)
 	DB *dbp;
 	db_pgno_t pgno;
-	int adjust;
+	int32_t adjust;
 {
 	PAGE *h;
 	int ret;
@@ -277,7 +274,7 @@ __db_ovref(dbp, pgno, adjust)
 
 	if (DB_LOGGING(dbp))
 		if ((ret = __db_ovref_log(dbp->dbenv->lg_info, dbp->txn,
-		    &LSN(h), 0, dbp->log_fileid, h->pgno, (int32_t)adjust,
+		    &LSN(h), 0, dbp->log_fileid, h->pgno, adjust,
 		    &LSN(h))) != 0)
 			return (ret);
 	OV_REF(h) += adjust;
@@ -353,8 +350,8 @@ __db_moff(dbp, dbt, pgno)
 {
 	PAGE *pagep;
 	u_int32_t cmp_bytes, key_left;
-	int ret;
 	u_int8_t *p1, *p2;
+	int ret;
 
 	/* While there are both keys to compare. */
 	for (ret = 0, p1 = dbt->data,
diff --git a/db2/db/db_pr.c b/db2/db/db_pr.c
index 1135a9e738..a294cdd135 100644
--- a/db2/db/db_pr.c
+++ b/db2/db/db_pr.c
@@ -1,14 +1,14 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_pr.c	10.20 (Sleepycat) 1/8/98";
+static const char sccsid[] = "@(#)db_pr.c	10.29 (Sleepycat) 5/23/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
@@ -16,7 +16,6 @@ static const char sccsid[] = "@(#)db_pr.c	10.20 (Sleepycat) 1/8/98";
 
 #include <ctype.h>
 #include <errno.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
@@ -160,7 +159,7 @@ __db_prdb(dbp)
 	}
 
 	fprintf(fp, "%s ", t);
-	__db_prflags(dbp->flags, fn);
+	__db_prflags(dbp->flags, fn, fp);
 	fprintf(fp, "\n");
 
 	return (0);
@@ -179,12 +178,16 @@ __db_prbtree(dbp)
 	static const FN mfn[] = {
 		{ BTM_DUP,	"duplicates" },
 		{ BTM_RECNO,	"recno" },
+		{ BTM_RECNUM,	"btree:records" },
+		{ BTM_FIXEDLEN,	"recno:fixed-length" },
+		{ BTM_RENUMBER,	"recno:renumber" },
 		{ 0 },
 	};
 	BTMETA *mp;
 	BTREE *t;
 	EPG *epg;
 	FILE *fp;
+	PAGE *h;
 	RECNO *rp;
 	db_pgno_t i;
 	int ret;
@@ -193,19 +196,29 @@ __db_prbtree(dbp)
 	fp = __db_prinit(NULL);
 
 	(void)fprintf(fp, "%s\nOn-page metadata:\n", DB_LINE);
-	i = PGNO_METADATA;
 
+	i = PGNO_METADATA;
 	if ((ret = __bam_pget(dbp, (PAGE **)&mp, &i, 0)) != 0)
 		return (ret);
 
 	(void)fprintf(fp, "magic %#lx\n", (u_long)mp->magic);
-	(void)fprintf(fp, "version %lu\n", (u_long)mp->version);
+	(void)fprintf(fp, "version %#lx\n", (u_long)mp->version);
 	(void)fprintf(fp, "pagesize %lu\n", (u_long)mp->pagesize);
 	(void)fprintf(fp, "maxkey: %lu minkey: %lu\n",
 	    (u_long)mp->maxkey, (u_long)mp->minkey);
-	(void)fprintf(fp, "free %lu\n", (u_long)mp->free);
-	(void)fprintf(fp, "flags %lu", (u_long)mp->flags);
-	__db_prflags(mp->flags, mfn);
+
+	(void)fprintf(fp, "free %lu", (u_long)mp->free);
+	for (i = mp->free; i != PGNO_INVALID;) {
+		if ((ret = __bam_pget(dbp, &h, &i, 0)) != 0)
+			return (ret);
+		i = h->next_pgno;
+		(void)memp_fput(dbp->mpf, h, 0);
+		(void)fprintf(fp, ", %lu", (u_long)i);
+	}
+	(void)fprintf(fp, "\n");
+
+	(void)fprintf(fp, "flags %#lx", (u_long)mp->flags);
+	__db_prflags(mp->flags, mfn, fp);
 	(void)fprintf(fp, "\n");
 	(void)memp_fput(dbp->mpf, mp, 0);
 
@@ -576,7 +589,7 @@ __db_isbad(h, die)
 	BKEYDATA *bk;
 	FILE *fp;
 	db_indx_t i;
-	int type;
+	u_int type;
 
 	fp = __db_prinit(NULL);
 
@@ -668,7 +681,8 @@ __db_pr(p, len)
 	u_int32_t len;
 {
 	FILE *fp;
-	int i, lastch;
+	u_int lastch;
+	int i;
 
 	fp = __db_prinit(NULL);
 
@@ -681,7 +695,7 @@ __db_pr(p, len)
 			if (isprint(*p) || *p == '\n')
 				fprintf(fp, "%c", *p);
 			else
-				fprintf(fp, "%#x", (u_int)*p);
+				fprintf(fp, "0x%.2x", (u_int)*p);
 		}
 		if (len > 20) {
 			fprintf(fp, "...");
@@ -693,6 +707,50 @@ __db_pr(p, len)
 }
 
 /*
+ * __db_prdbt --
+ *	Print out a DBT data element.
+ *
+ * PUBLIC: int __db_prdbt __P((DBT *, int, FILE *));
+ */
+int
+__db_prdbt(dbtp, checkprint, fp)
+	DBT *dbtp;
+	int checkprint;
+	FILE *fp;
+{
+	static const char hex[] = "0123456789abcdef";
+	u_int8_t *p;
+	u_int32_t len;
+
+	/*
+	 * !!!
+	 * This routine is the routine that dumps out items in the format
+	 * used by db_dump(1) and db_load(1).  This means that the format
+	 * cannot change.
+	 */
+	if (checkprint) {
+		for (len = dbtp->size, p = dbtp->data; len--; ++p)
+			if (isprint(*p)) {
+				if (*p == '\\' && fprintf(fp, "\\") != 1)
+					return (EIO);
+				if (fprintf(fp, "%c", *p) != 1)
+					return (EIO);
+			} else
+				if (fprintf(fp, "\\%c%c",
+				    hex[(u_int8_t)(*p & 0xf0) >> 4],
+				    hex[*p & 0x0f]) != 3)
+					return (EIO);
+	} else
+		for (len = dbtp->size, p = dbtp->data; len--; ++p)
+			if (fprintf(fp, "%c%c",
+			    hex[(u_int8_t)(*p & 0xf0) >> 4],
+			    hex[*p & 0x0f]) != 2)
+				return (EIO);
+
+	return (fprintf(fp, "\n") == 1 ? 0 : EIO);
+}
+
+/*
  * __db_proff --
  *	Print out an off-page element.
  */
@@ -721,23 +779,21 @@ __db_proff(vp)
  * __db_prflags --
  *	Print out flags values.
  *
- * PUBLIC: void __db_prflags __P((u_int32_t, const FN *));
+ * PUBLIC: void __db_prflags __P((u_int32_t, const FN *, FILE *));
  */
 void
-__db_prflags(flags, fn)
+__db_prflags(flags, fn, fp)
 	u_int32_t flags;
 	FN const *fn;
-{
 	FILE *fp;
+{
 	const FN *fnp;
 	int found;
 	const char *sep;
 
-	fp = __db_prinit(NULL);
-
 	sep = " (";
 	for (found = 0, fnp = fn; fnp->mask != 0; ++fnp)
-		if (fnp->mask & flags) {
+		if (LF_ISSET(fnp->mask)) {
 			fprintf(fp, "%s%s", sep, fnp->name);
 			sep = ", ";
 			found = 1;
diff --git a/db2/db/db_rec.c b/db2/db/db_rec.c
index 48e09e6f23..fe7c807384 100644
--- a/db2/db/db_rec.c
+++ b/db2/db/db_rec.c
@@ -1,30 +1,25 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_rec.c	10.12 (Sleepycat) 1/8/98";
+static const char sccsid[] = "@(#)db_rec.c	10.16 (Sleepycat) 4/28/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
 
-#endif
-#include <ctype.h>
-#include <errno.h>
-#include <stddef.h>
-#include <stdlib.h>
 #include <string.h>
+#endif
 
 #include "db_int.h"
 #include "shqueue.h"
 #include "db_page.h"
-#include "db_dispatch.h"
 #include "log.h"
 #include "hash.h"
 #include "btree.h"
@@ -48,7 +43,8 @@ __db_addrem_recover(logp, dbtp, lsnp, redo, info)
 	DB *file_dbp, *mdbp;
 	DB_MPOOLFILE *mpf;
 	PAGE *pagep;
-	int change, cmp_n, cmp_p, ret;
+	u_int32_t change;
+	int cmp_n, cmp_p, ret;
 
 	REC_PRINT(__db_addrem_print);
 	REC_INTRO(__db_addrem_read);
@@ -193,7 +189,8 @@ __db_big_recover(logp, dbtp, lsnp, redo, info)
 	DB *file_dbp, *mdbp;
 	DB_MPOOLFILE *mpf;
 	PAGE *pagep;
-	int change, cmp_n, cmp_p, ret;
+	u_int32_t change;
+	int cmp_n, cmp_p, ret;
 
 	REC_PRINT(__db_big_print);
 	REC_INTRO(__db_big_read);
@@ -503,7 +500,8 @@ __db_addpage_recover(logp, dbtp, lsnp, redo, info)
 	DB *file_dbp, *mdbp;
 	DB_MPOOLFILE *mpf;
 	PAGE *pagep;
-	int change, cmp_n, cmp_p, ret;
+	u_int32_t change;
+	int cmp_n, cmp_p, ret;
 
 	REC_PRINT(__db_addpage_print);
 	REC_INTRO(__db_addpage_read);
@@ -601,8 +599,7 @@ __db_debug_recover(logp, dbtp, lsnp, redo, info)
  * __db_noop_recover --
  *	Recovery function for noop.
  *
- * PUBLIC: int __db_noop_recover
- * PUBLIC:   __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
+ * PUBLIC: int __db_noop_recover __P((DB_LOG *, DBT *, DB_LSN *, int, void *));
  */
 int
 __db_noop_recover(logp, dbtp, lsnp, redo, info)
@@ -613,16 +610,30 @@ __db_noop_recover(logp, dbtp, lsnp, redo, info)
 	void *info;
 {
 	__db_noop_args *argp;
-	int ret;
-
-	COMPQUIET(redo, 0);
-	COMPQUIET(logp, NULL);
+	DB *file_dbp, *mdbp;
+	DB_MPOOLFILE *mpf;
+	PAGE *pagep;
+	u_int32_t change;
+	int cmp_n, cmp_p, ret;
 
 	REC_PRINT(__db_noop_print);
-	REC_NOOP_INTRO(__db_noop_read);
+	REC_INTRO(__db_noop_read);
+
+	if ((ret = memp_fget(mpf, &argp->pgno, 0, &pagep)) != 0)
+		goto out;
 
+	cmp_n = log_compare(lsnp, &LSN(pagep));
+	cmp_p = log_compare(&LSN(pagep), &argp->prevlsn);
+	change = 0;
+	if (cmp_p == 0 && redo) {
+		LSN(pagep) = *lsnp;
+		change = DB_MPOOL_DIRTY;
+	} else if (cmp_n == 0 && !redo) {
+		LSN(pagep) = argp->prevlsn;
+		change = DB_MPOOL_DIRTY;
+	}
 	*lsnp = argp->prev_lsn;
-	ret = 0;
+	ret = memp_fput(mpf, pagep, change);
 
-	REC_NOOP_CLOSE;
+out:	REC_CLOSE;
 }
diff --git a/db2/db/db_ret.c b/db2/db/db_ret.c
index 65441aa45a..9d9b599ad6 100644
--- a/db2/db/db_ret.c
+++ b/db2/db/db_ret.c
@@ -1,29 +1,26 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_ret.c	10.10 (Sleepycat) 11/28/97";
+static const char sccsid[] = "@(#)db_ret.c	10.13 (Sleepycat) 5/7/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
 
 #include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <string.h>
 #endif
 
 #include "db_int.h"
 #include "db_page.h"
 #include "btree.h"
-#include "hash.h"
 #include "db_am.h"
 
 /*
diff --git a/db2/db/db_thread.c b/db2/db/db_thread.c
index d9086918dd..73e2a51286 100644
--- a/db2/db/db_thread.c
+++ b/db2/db/db_thread.c
@@ -1,27 +1,25 @@
 /*-
  * See the file LICENSE for redistribution information.
  *
- * Copyright (c) 1996, 1997
+ * Copyright (c) 1996, 1997, 1998
  *	Sleepycat Software.  All rights reserved.
  */
 
 #include "config.h"
 
 #ifndef lint
-static const char sccsid[] = "@(#)db_thread.c	8.13 (Sleepycat) 10/25/97";
+static const char sccsid[] = "@(#)db_thread.c	8.15 (Sleepycat) 4/26/98";
 #endif /* not lint */
 
 #ifndef NO_SYSTEM_INCLUDES
 #include <sys/types.h>
 
 #include <errno.h>
-#include <stdlib.h>
 #include <string.h>
 #endif
 
 #include "db_int.h"
 #include "db_page.h"
-#include "shqueue.h"
 #include "db_am.h"
 
 static int __db_getlockid __P((DB *, DB *));