Import BSDDB 4.7.25 (as of svn r89086)

2017-09-04 13:40:25 -05:00
parent 4b29e0458f
commit 8f590873d0
4781 changed files with 2241032 additions and 6 deletions
--- a/test_micro/source/b_del.c
+++ b/test_micro/source/b_del.c
@@ -0,0 +1,162 @@
+/*
+ * $Id: b_del.c 63573 2008-05-23 21:43:21Z trent.nelson $
+ */
+#include "bench.h"
+
+static int usage(void);
+
+int
+b_del(int argc, char *argv[])
+{
+	extern char *optarg;
+	extern int optind;
+	DB *dbp;
+	DBC *dbc;
+	DBT key, data;
+	DBTYPE type;
+	db_recno_t recno;
+	u_int32_t cachesize;
+	int ch, i, count, ret, use_cursor;
+	char *ts, buf[32];
+
+	type = DB_BTREE;
+	cachesize = MEGABYTE;
+	count = 100000;
+	use_cursor = 0;
+	ts = "Btree";
+	while ((ch = getopt(argc, argv, "C:c:t:w")) != EOF)
+		switch (ch) {
+		case 'C':
+			cachesize = (u_int32_t)atoi(optarg);
+			break;
+		case 'c':
+			count = atoi(optarg);
+			break;
+		case 't':
+			switch (optarg[0]) {
+			case 'B': case 'b':
+				ts = "Btree";
+				type = DB_BTREE;
+				break;
+			case 'H': case 'h':
+				if (b_util_have_hash())
+					return (0);
+				ts = "Hash";
+				type = DB_HASH;
+				break;
+			case 'Q': case 'q':
+				if (b_util_have_queue())
+					return (0);
+				ts = "Queue";
+				type = DB_QUEUE;
+				break;
+			case 'R': case 'r':
+				ts = "Recno";
+				type = DB_RECNO;
+				break;
+			default:
+				return (usage());
+			}
+			break;
+		case 'w':
+			use_cursor = 1;
+			break;
+		case '?':
+		default:
+			return (usage());
+		}
+	argc -= optind;
+	argv += optind;
+	if (argc != 0)
+		return (usage());
+
+	/* Create the database. */
+	DB_BENCH_ASSERT(db_create(&dbp, NULL, 0) == 0);
+	DB_BENCH_ASSERT(dbp->set_cachesize(dbp, 0, cachesize, 0) == 0);
+	dbp->set_errfile(dbp, stderr);
+
+	/* Set record length for Queue. */
+	if (type == DB_QUEUE)
+		DB_BENCH_ASSERT(dbp->set_re_len(dbp, 20) == 0);
+
+#if DB_VERSION_MAJOR >= 4 && DB_VERSION_MINOR >= 1
+	DB_BENCH_ASSERT(
+	    dbp->open(dbp, NULL, TESTFILE, NULL, type, DB_CREATE, 0666) == 0);
+#else
+	DB_BENCH_ASSERT(
+	    dbp->open(dbp, TESTFILE, NULL, type, DB_CREATE, 0666) == 0);
+#endif
+
+	/* Initialize the data. */
+	memset(&key, 0, sizeof(key));
+	memset(&data, 0, sizeof(data));
+	data.data = "01234567890123456789";
+	data.size = 20;
+
+	/* Store a key/data pair. */
+	switch (type) {
+	case DB_BTREE:
+	case DB_HASH:
+		key.data = buf;
+		key.size = 10;
+		break;
+	case DB_QUEUE:
+	case DB_RECNO:
+		key.data = &recno;
+		key.size = sizeof(recno);
+		break;
+	case DB_UNKNOWN:
+		b_util_abort();
+		break;
+	}
+
+	/* Insert count in-order key/data pairs. */
+	if (type == DB_BTREE || type == DB_HASH)
+		for (i = 0; i < count; ++i) {
+			(void)snprintf(buf, sizeof(buf), "%010d", i);
+			DB_BENCH_ASSERT(
+			    dbp->put(dbp, NULL, &key, &data, 0) == 0);
+		}
+	else
+		for (i = 0, recno = 1; i < count; ++i, ++recno)
+			DB_BENCH_ASSERT(
+			    dbp->put(dbp, NULL, &key, &data, 0) == 0);
+
+	/* Delete the records. */
+	TIMER_START;
+	if (use_cursor) {
+		DB_BENCH_ASSERT(dbp->cursor(dbp, NULL, &dbc, 0) == 0);
+		while ((ret = dbc->c_get(dbc, &key, &data, DB_NEXT)) == 0)
+			DB_BENCH_ASSERT(dbc->c_del(dbc, 0) == 0);
+		DB_BENCH_ASSERT (ret == DB_NOTFOUND);
+	} else
+		if (type == DB_BTREE || type == DB_HASH)
+			for (i = 0; i < count; ++i) {
+				(void)snprintf(buf, sizeof(buf), "%010d", i);
+				DB_BENCH_ASSERT(
+				    dbp->del(dbp, NULL, &key, 0) == 0);
+			}
+		else
+			for (i = 0, recno = 1; i < count; ++i, ++recno)
+				DB_BENCH_ASSERT(
+				    dbp->del(dbp, NULL, &key, 0) == 0);
+
+	TIMER_STOP;
+
+	printf(
+    "# %d %s database in-order delete of 10/20 byte key/data pairs using %s\n",
+	    count, ts, use_cursor ? "a cursor" : "the key");
+	TIMER_DISPLAY(count);
+
+	DB_BENCH_ASSERT(dbp->close(dbp, 0) == 0);
+
+	return (0);
+}
+
+static int
+usage()
+{
+	(void)fprintf(stderr,
+	    "usage: b_del [-w] [-C cachesz] [-c count] [-t type]\n");
+	return (EXIT_FAILURE);
+}