Update of /cvsroot/monetdb/sql/src/backends/monet5
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv16803/src/backends/monet5
Modified Files:
sql_scenario.mx
Log Message:
propagated changes of Saturday Oct 31 2009 - Monday Nov 02 2009
from the Nov2009 branch to the development trunk
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2009/10/31 - mlkersten: src/backends/monet5/sql_scenario.mx,1.356.2.11
We better protect the optimizer global structures against concurrent
access.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Index: sql_scenario.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/backends/monet5/sql_scenario.mx,v
retrieving revision 1.361
retrieving revision 1.362
diff -u -d -r1.361 -r1.362
--- sql_scenario.mx 30 Oct 2009 21:42:15 -0000 1.361
+++ sql_scenario.mx 2 Nov 2009 09:09:43 -0000 1.362
@@ -56,6 +56,7 @@
sql5_export str SQLtrace(int *ret);
sql5_export str SQLCacheRemove(Client c, str nme);
+sql5_export MT_Lock sql_contextLock;
#endif /* _SQL_SCENARIO_H_ */
@+ Scenario routines
@@ -88,6 +89,7 @@
static int SQLinitialized = 0;
static int SQLdebug = 0;
static char *sqlinit = NULL;
+MT_Lock sql_contextLock;
static void
monet5_freestack(int clientid, backend_stack stk)
@@ -236,6 +238,8 @@
if (SQLinitialized)
return MAL_SUCCEED;
+ MT_lock_init( &sql_contextLock, "sql_contextLock");
+
memset((char*)&be_funcs, 0, sizeof(backend_functions));
be_funcs.fstack = &monet5_freestack;
be_funcs.fcode = &monet5_freecode;
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