From bcad0209e6c4cfa426c601e93ccdcdd5cb52ceef Mon Sep 17 00:00:00 2001
From: pst <pst@FreeBSD.org>
Date: Sun, 21 Jul 1996 02:23:13 +0000
Subject: Bring in fixes to db 1.85 from NetBSD.  These fixes have been
 documented as being sent back to Bostic by the NetBSD crew. Obtained from:
 NetBSD-current

---
 lib/libc/db/hash/hsearch.c |  2 +-
 lib/libc/db/hash/ndbm.c    | 51 ++++++++++++++++++++++++++++++++--------------
 lib/libc/db/man/recno.3    |  4 ++--
 3 files changed, 39 insertions(+), 18 deletions(-)

(limited to 'lib')

diff --git a/lib/libc/db/hash/hsearch.c b/lib/libc/db/hash/hsearch.c
index cc8f7a4..6185330 100644
--- a/lib/libc/db/hash/hsearch.c
+++ b/lib/libc/db/hash/hsearch.c
@@ -62,7 +62,7 @@ hcreate(nel)
 	info.hash = NULL;
 	info.lorder = 0;
 	dbp = (DB *)__hash_open(NULL, O_CREAT | O_RDWR, 0600, &info, 0);
-	return ((int)dbp);
+	return (dbp != NULL);
 }
 
 extern ENTRY *
diff --git a/lib/libc/db/hash/ndbm.c b/lib/libc/db/hash/ndbm.c
index 28adce4..be6ff72 100644
--- a/lib/libc/db/hash/ndbm.c
+++ b/lib/libc/db/hash/ndbm.c
@@ -92,15 +92,20 @@ dbm_fetch(db, key)
 	DBM *db;
 	datum key;
 {
-	datum retval;
+	datum retdata;
 	int status;
+	DBT dbtkey, dbtretdata;
 
-	status = (db->get)(db, (DBT *)&key, (DBT *)&retval, 0);
+	dbtkey.data = key.dptr;
+	dbtkey.size = key.dsize;
+	status = (db->get)(db, &dbtkey, &dbtretdata, 0);
 	if (status) {
-		retval.dptr = NULL;
-		retval.dsize = 0;
+		dbtretdata.data = NULL;
+		dbtretdata.size = 0;
 	}
-	return (retval);
+	retdata.dptr = dbtretdata.data;
+	retdata.dsize = dbtretdata.size;
+	return (retdata);
 }
 
 /*
@@ -113,11 +118,14 @@ dbm_firstkey(db)
 	DBM *db;
 {
 	int status;
-	datum retdata, retkey;
+	datum retkey;
+	DBT dbtretkey, dbtretdata;
 
-	status = (db->seq)(db, (DBT *)&retkey, (DBT *)&retdata, R_FIRST);
+	status = (db->seq)(db, &dbtretkey, &dbtretdata, R_FIRST);
 	if (status)
-		retkey.dptr = NULL;
+		dbtretkey.data = NULL;
+	retkey.dptr = dbtretkey.data;
+	retkey.dsize = dbtretkey.size;
 	return (retkey);
 }
 
@@ -131,13 +139,17 @@ dbm_nextkey(db)
 	DBM *db;
 {
 	int status;
-	datum retdata, retkey;
+	datum retkey;
+	DBT dbtretkey, dbtretdata;
 
-	status = (db->seq)(db, (DBT *)&retkey, (DBT *)&retdata, R_NEXT);
+	status = (db->seq)(db, &dbtretkey, &dbtretdata, R_NEXT);
 	if (status)
-		retkey.dptr = NULL;
+		dbtretkey.data = NULL;
+	retkey.dptr = dbtretkey.data;
+	retkey.dsize = dbtretkey.size;
 	return (retkey);
 }
+
 /*
  * Returns:
  *	 0 on success
@@ -149,8 +161,11 @@ dbm_delete(db, key)
 	datum key;
 {
 	int status;
+	DBT dbtkey;
 
-	status = (db->del)(db, (DBT *)&key, 0);
+	dbtkey.data = key.dptr;
+	dbtkey.size = key.dsize;
+	status = (db->del)(db, &dbtkey, 0);
 	if (status)
 		return (-1);
 	else
@@ -164,12 +179,18 @@ dbm_delete(db, key)
  *	 1 if DBM_INSERT and entry exists
  */
 extern int
-dbm_store(db, key, content, flags)
+dbm_store(db, key, data, flags)
 	DBM *db;
-	datum key, content;
+	datum key, data;
 	int flags;
 {
-	return ((db->put)(db, (DBT *)&key, (DBT *)&content,
+	DBT dbtkey, dbtdata;
+
+	dbtkey.data = key.dptr;
+	dbtkey.size = key.dsize;
+	dbtdata.data = data.dptr;
+	dbtdata.size = data.dsize;
+	return ((db->put)(db, &dbtkey, &dbtdata,
 	    (flags == DBM_INSERT) ? R_NOOVERWRITE : 0));
 }
 
diff --git a/lib/libc/db/man/recno.3 b/lib/libc/db/man/recno.3
index 516bef0..bb5f353 100644
--- a/lib/libc/db/man/recno.3
+++ b/lib/libc/db/man/recno.3
@@ -204,10 +204,10 @@ or the following:
 An attempt was made to add a record to a fixed-length database that
 was too large to fit.
 .SH "SEE ALSO"
-.IR btree (3)
+.IR btree (3),
 .IR dbopen (3),
 .IR hash (3),
-.IR mpool (3),
+.IR mpool (3)
 .sp
 .IR "Document Processing in a Relational Database System" ,
 Michael Stonebraker, Heidi Stettner, Joseph Kalash, Antonin Guttman,
-- 
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