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-rw-r--r--libmysqlpp/connection.cpp40
1 files changed, 33 insertions, 7 deletions
diff --git a/libmysqlpp/connection.cpp b/libmysqlpp/connection.cpp
index ab0e2e2..b6d1b1b 100644
--- a/libmysqlpp/connection.cpp
+++ b/libmysqlpp/connection.cpp
@@ -4,20 +4,42 @@
#include "modifycommand.h"
#include "reflection.h"
#include <ucontext.h>
+#include <boost/optional.hpp>
class Opts {
public:
Opts() { port = 3306; }
- std::string server;
- std::string user;
- std::string password;
- std::string database;
+ typedef boost::optional<std::string> OptString;
+ OptString server;
+ OptString user;
+ OptString password;
+ OptString database;
unsigned int port;
- std::string unix_socket;
+ OptString unix_socket;
+ OptString options;
static Reflector<Opts>::Vars vars;
};
+const char *
+operator~(const Opts::OptString & os)
+{
+ if (os) {
+ return os->c_str();
+ }
+ return NULL;
+}
+
+namespace std {
+ template <typename T>
+ std::istream &
+ operator>>(std::istream & s, boost::optional<T> & o)
+ {
+ o = T();
+ return (s >> *o);
+ }
+}
+
Reflector<Opts>::Vars Opts::vars = {
Map(Opts, server),
Map(Opts, user),
@@ -25,6 +47,7 @@ Reflector<Opts>::Vars Opts::vars = {
Map(Opts, database),
Map(Opts, unix_socket),
Map(Opts, port),
+ Map(Opts, options),
};
@@ -34,8 +57,11 @@ MySQL::Connection::Connection(const std::string & str) :
{
Opts o(Reflector<Opts>::NameValueNew(str));
mysql_init(&conn);
- if (mysql_real_connect(&conn, o.server.c_str(), o.user.c_str(), o.password.c_str(), o.database.c_str(),
- o.port, o.unix_socket.c_str(), CLIENT_LOCAL_FILES | CLIENT_MULTI_STATEMENTS) == NULL) {
+ if (o.options) {
+ mysql_options(&conn, MYSQL_READ_DEFAULT_GROUP, ~o.options);
+ }
+ if (mysql_real_connect(&conn, ~o.server, ~o.user, ~o.password, ~o.database,
+ o.port, ~o.unix_socket, CLIENT_LOCAL_FILES | CLIENT_MULTI_STATEMENTS) == NULL) {
throw ConnectionError();
}
if (mysql_set_character_set(&conn, "utf8")) {