Tidy this up a little bit for win32.

diff --git a/ext/pdo_mysql/mysql_driver.c b/ext/pdo_mysql/mysql_driver.c
index 037f6ffea3ef28aeff64df657cee8680bf9423bb..457ed0db783a3622904fbd7fede199741524fe03 100755 (executable)
--- a/ext/pdo_mysql/mysql_driver.c
+++ b/ext/pdo_mysql/mysql_driver.c
@@ -247,6 +247,10 @@ static struct pdo_dbh_methods mysql_methods = {
        pdo_mysql_get_attribute
 };
 
+#ifndef PDO_MYSQL_UNIX_ADDR
+# define PDO_MYSQL_UNIX_ADDR   "MySQL"
+#endif
+
 static int pdo_mysql_handle_factory(pdo_dbh_t *dbh, zval *driver_options TSRMLS_DC) /* {{{ */
 {
        pdo_mysql_db_handle *H;
@@ -259,9 +263,7 @@ static int pdo_mysql_handle_factory(pdo_dbh_t *dbh, zval *driver_options TSRMLS_
                { "dbname",   "",       0 },
                { "host",   "localhost",        0 },
                { "port",   "3306",     0 },
-#ifdef PDO_MYSQL_UNIX_ADDR
                { "unix_socket",  PDO_MYSQL_UNIX_ADDR,  0 },
-#endif
        };
 
        php_pdo_parse_data_source(dbh->data_source, dbh->data_source_len, vars, 4);
@@ -291,7 +293,7 @@ static int pdo_mysql_handle_factory(pdo_dbh_t *dbh, zval *driver_options TSRMLS_
                host = vars[2].optval;
                port = atoi(vars[3].optval); 
        } else {
-               host = NULL;
+               host = ".";
                unix_socket = vars[4].optval;  
        }
        dbname = vars[1].optval;