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add support for DB_THREAD in preparation for replication

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Justin Balthrop 2009-11-19 20:01:11 -08:00
parent 597fbb963c
commit 5667b6bfff
3 changed files with 12 additions and 9 deletions
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12
ext/bdb.c
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@ -616,20 +616,22 @@ VALUE db_get(VALUE obj, VALUE vtxn, VALUE vkey, VALUE vdata, VALUE vflags)
StringValue(vkey);
key.data = RSTRING_PTR(vkey);
key.size = RSTRING_LEN(vkey);
key.flags = LMEMFLAG;
key.data = RSTRING_PTR(vkey);
key.size = RSTRING_LEN(vkey);
key.flags = LMEMFLAG;
if ( ! NIL_P(vdata) ) {
StringValue(vdata);
data.data = RSTRING_PTR(vdata);
data.size = RSTRING_LEN(vdata);
data.flags = LMEMFLAG;
}
data.flags = DB_DBT_MALLOC;
rv = dbh->db->get(dbh->db,txn?txn->txn:NULL,&key,&data,flags);
if ( rv == 0 ) {
return rb_str_new(data.data,data.size);
str = rb_str_new(data.data,data.size);
if (data.data) free(data.data);
return str;
} else if (rv == DB_NOTFOUND) {
return Qnil;
} else {

2
lib/bdb/database.rb
View file

@ -61,7 +61,7 @@ class Bdb::Database < Bdb::Base
set = Bdb::ResultSet.new(opts, &block)
flags = opts[:modify] ? Bdb::DB_RMW : 0
flags = 0 if environment.disable_transactions?
keys.each do |key|
key = get_key(key, opts)
if key == :all

7
lib/bdb/environment.rb
View file

@ -1,8 +1,9 @@
class Bdb::Environment
@@env = {}
def self.new(path, database)
def self.new(path, database = nil)
path = File.expand_path(path)
@@env[path] ||= super(path)
@@env[path].databases << database
@@env[path].databases << database if database
@@env[path]
end
@ -38,7 +39,7 @@ class Bdb::Environment
env_flags = Bdb::DB_CREATE | Bdb::DB_INIT_MPOOL
else
env_flags = Bdb::DB_CREATE | Bdb::DB_INIT_TXN | Bdb::DB_INIT_LOCK |
Bdb::DB_REGISTER | Bdb::DB_RECOVER | Bdb::DB_INIT_MPOOL
Bdb::DB_REGISTER | Bdb::DB_RECOVER | Bdb::DB_INIT_MPOOL | Bdb::DB_THREAD
end
@env.cachesize = config[:cache_size] if config[:cache_size]