Use new datlastsysoid field in pg_database + some cleanups & fixes

Author: Grunthos

src/bin/pg_dump/pg_backup_archiver.c

@@ -220,6 +220,7 @@ void RestoreArchive(Archive* AHX, RestoreOptions *ropt)
 				 */
 				if (!AH->CustomOutPtr)
 					fprintf(stderr, "%s: WARNING - skipping BLOB restoration\n", progname);
+
 			} else {
 
 				_disableTriggers(AH, te, ropt);
@@ -951,6 +952,10 @@ int ahwrite(const void *ptr, size_t size, size_t nmemb, ArchiveHandle* AH)
 	{
 		res = lo_write(AH->connection, AH->loFd, (void*)ptr, size * nmemb);
 		ahlog(AH, 5, "Wrote %d bytes of BLOB data (result = %d)\n", size * nmemb, res);
+		if (res < size * nmemb)
+			die_horribly(AH, "%s: could not write to large object (result = %d, expected %d)\n", 
+							progname, res, size * nmemb);
+
 		return res;
 	}
     else if (AH->gzOut)

src/bin/pg_dump/pg_backup_archiver.h

@@ -62,7 +62,7 @@ typedef z_stream *z_streamp;
 
 #define K_VERS_MAJOR 1
 #define K_VERS_MINOR 4 
-#define K_VERS_REV 17 
+#define K_VERS_REV 19 
 
 /* Data block types */
 #define BLK_DATA 1

src/bin/pg_dump/pg_dump.c

@@ -22,7 +22,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.172 2000/10/22 05:27:18 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/bin/pg_dump/pg_dump.c,v 1.173 2000/10/22 18:13:09 pjw Exp $
  *
  * Modifications - 6/10/96 - dave@bensoft.com - version 1.13.dhb
  *
@@ -140,7 +140,7 @@ static char *checkForQuote(const char *s);
 static void clearTableInfo(TableInfo *, int);
 static void dumpOneFunc(Archive *fout, FuncInfo *finfo, int i,
 			TypeInfo *tinfo, int numTypes);
-static int	findLastBuiltinOid(void);
+static int	findLastBuiltinOid(const char*);
 static void setMaxOid(Archive *fout);
 
 static void AddAcl(char *aclbuf, const char *keyword);
@@ -954,7 +954,7 @@ main(int argc, char **argv)
 		PQclear(res);
 	}
 
-	g_last_builtin_oid = findLastBuiltinOid();
+	g_last_builtin_oid = findLastBuiltinOid(dbname);
 
 	/* Dump the database definition */
 	if (!dataOnly)
@@ -3888,14 +3888,17 @@ setMaxOid(Archive *fout)
 */
 
 static int
-findLastBuiltinOid(void)
+findLastBuiltinOid(const char* dbname)
 {
 	PGresult   *res;
 	int			ntups;
 	int			last_oid;
+	PQExpBuffer query = createPQExpBuffer();
+
+	resetPQExpBuffer(query);
+	appendPQExpBuffer(query, "SELECT datlastsysoid from pg_database where datname = '%s'", dbname);
 
-	res = PQexec(g_conn,
-			  "SELECT oid from pg_database where datname = 'template1'");
+	res = PQexec(g_conn, query->data);
 	if (res == NULL ||
 		PQresultStatus(res) != PGRES_TUPLES_OK)
 	{
@@ -3916,7 +3919,7 @@ findLastBuiltinOid(void)
 		fprintf(stderr, "There is more than one 'template1' entry in the 'pg_database' table\n");
 		exit_nicely(g_conn);
 	}
-	last_oid = atoi(PQgetvalue(res, 0, PQfnumber(res, "oid")));
+	last_oid = atoi(PQgetvalue(res, 0, PQfnumber(res, "datlastsysoid")));
 	PQclear(res);
 	return last_oid;
 }