Fix bug introduced in recent patch to make plpython cope with OUT arguments:

tglsfdc · tglsfdc · commit 70b6e99e40c0 · 2008-11-04T15:16:48.000Z
the proc-&gt;argnames array has to be initialized to zero immediately on creation,
since the error recovery path will try to free its elements.
diff --git a/src/pl/plpython/plpython.c b/src/pl/plpython/plpython.c
@@ -1,7 +1,7 @@
 /**********************************************************************
  * plpython.c - python as a procedural language for PostgreSQL
  *
- *	$PostgreSQL: pgsql/src/pl/plpython/plpython.c,v 1.115 2008/11/02 01:45:28 tgl Exp $
+ *	$PostgreSQL: pgsql/src/pl/plpython/plpython.c,v 1.116 2008/11/04 15:16:48 tgl Exp $
  *
  *********************************************************************
  */
@@ -1282,7 +1282,7 @@ PLy_procedure_create(HeapTuple procTup, Oid tgreloid, char *key)
 				}
 			}
 
-			proc->argnames = (char **) PLy_malloc(sizeof(char *) * proc->nargs);
+			proc->argnames = (char **) PLy_malloc0(sizeof(char *) * proc->nargs);
 			for (i = pos = 0; i < total; i++)
 			{
 				HeapTuple	argTypeTup;

Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,7 @@`
`1`	`1`	`/**********************************************************************`
`2`	`2`	`* plpython.c - python as a procedural language for PostgreSQL`
`3`	`3`	`*`
`4`		`- * $PostgreSQL: pgsql/src/pl/plpython/plpython.c,v 1.115 2008/11/02 01:45:28 tgl Exp $`
	`4`	`+ * $PostgreSQL: pgsql/src/pl/plpython/plpython.c,v 1.116 2008/11/04 15:16:48 tgl Exp $`
`5`	`5`	`*`
`6`	`6`	`*********************************************************************`
`7`	`7`	`*/`
`@@ -1282,7 +1282,7 @@ PLy_procedure_create(HeapTuple procTup, Oid tgreloid, char *key)`
`1282`	`1282`	`}`
`1283`	`1283`	`}`
`1284`	`1284`
`1285`		`- proc->argnames = (char *) PLy_malloc(sizeof(char ) * proc->nargs);`
	`1285`	`+ proc->argnames = (char *) PLy_malloc0(sizeof(char ) * proc->nargs);`
`1286`	`1286`	`for (i = pos = 0; i < total; i++)`
`1287`	`1287`	`{`
`1288`	`1288`	`HeapTuple argTypeTup;`