sendmail/libsmdb/smdb.c

70 **		type -- type of the lock.  Bits can be:
80 smdb_lockfile(fd, type)
82 	int type;
91 	if (bitset(LOCK_UN, type))
93 	else if (bitset(LOCK_EX, type))
98 	if (bitset(LOCK_NB, type))
112 	**  as type "tmp" (that is, served from swap space), the
121 	if (!bitset(LOCK_NB, type) ||
128 		syslog(LOG_ERR, "cannot lockf(%s%s, fd=%d, type=%o, omode=%o, euid=%d)",
129 		       filename, ext, fd, type, omode, euid);
136 	while ((i = flock(fd, type)) < 0 && errno == EINTR)
142 	if (!bitset(LOCK_NB, type) || save_errno != EWOULDBLOCK)
148 		syslog(LOG_ERR, "cannot flock(%s%s, fd=%d, type=%o, omode=%o, euid=%d)",
149 		       filename, ext, fd, type, omode, euid);
161 **	This opens a database. If type is SMDB_DEFAULT it tries to
163 **	to use NDBM. If a specific type is given it will try to open
164 **	a database of that type.
175 **		type -- The type of database to open. Supported types
190 smdb_open_database(database, db_name, mode, mode_mask, sff, type, user_info,
197 	SMDB_DBTYPE type;
203 	if (type == SMDB_TYPE_DEFAULT)
207 		type = SMDB_TYPE_HASH;
210 		type = SMDB_TYPE_NDBM;
215 	if (type == SMDB_TYPE_DEFAULT)
218 	if ((strncmp(type, SMDB_TYPE_HASH, SMDB_TYPE_HASH_LEN) == 0) ||
219 	    (strncmp(type, SMDB_TYPE_BTREE, SMDB_TYPE_BTREE_LEN) == 0))
225 				      type, user_info, params);
228 			type = SMDB_TYPE_NDBM;
237 	if (strncmp(type, SMDB_TYPE_NDBM, SMDB_TYPE_NDBM_LEN) == 0)
243 					sff, type, user_info, params);
366 **		type -- type of the lock.  Bits can be:
375 smdb_lock_map(database, type)
377 	int type;
384 	if (!smdb_lockfile(fd, type))
509 ** SMDB_DB_DEFINITION -- Given a database type, return database definition
512 **	type and the required cpp define from sendmail/README.
516 **		type -- The name of the database type.
519 **		definition for type, otherwise NULL.
524 	SMDB_DBTYPE type;
537 smdb_db_definition(type)
538 	SMDB_DBTYPE type;
542 	while (ptr != NULL && ptr->type != NULL)
544 		if (strcmp(type, ptr->type) == 0)