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-rw-r--r--src/interfaces/ecpg/ChangeLog5
-rw-r--r--src/interfaces/ecpg/ecpglib/prepare.c6
2 files changed, 9 insertions, 2 deletions
diff --git a/src/interfaces/ecpg/ChangeLog b/src/interfaces/ecpg/ChangeLog
index 1f803c9f9e8..9537e8da6f4 100644
--- a/src/interfaces/ecpg/ChangeLog
+++ b/src/interfaces/ecpg/ChangeLog
@@ -2438,6 +2438,11 @@ Thu, 01 Oct 2009 19:31:57 +0200
- Applied patch by Boszormenyi Zoltan <zb@cybertec.at> to fix memory
leak in decimal handling.
+
+Thu, 15 Oct 2009 12:15:31 +0200
+
+ - Made ECPG more robust against applications freeing strings, based on
+ patch send in by Boszormenyi Zoltan <zb@cybertec.at>.
- Set ecpg library version to 6.2.
- Set compat library version to 3.2.
- Set ecpg version to 4.6.
diff --git a/src/interfaces/ecpg/ecpglib/prepare.c b/src/interfaces/ecpg/ecpglib/prepare.c
index 5be2ac04994..17b2cc05b1e 100644
--- a/src/interfaces/ecpg/ecpglib/prepare.c
+++ b/src/interfaces/ecpg/ecpglib/prepare.c
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/prepare.c,v 1.32 2009/07/22 11:07:02 mha Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/prepare.c,v 1.33 2009/10/15 10:20:15 meskes Exp $ */
#define POSTGRES_ECPG_INTERNAL
#include "postgres_fe.h"
@@ -152,7 +152,7 @@ ECPGprepare(int lineno, const char *connection_name, const bool questionmarks, c
replace_variables(&(stmt->command), lineno);
/* add prepared statement to our list */
- this->name = (char *) name;
+ this->name = ecpg_strdup(name, lineno);
this->stmt = stmt;
/* and finally really prepare the statement */
@@ -160,6 +160,7 @@ ECPGprepare(int lineno, const char *connection_name, const bool questionmarks, c
if (!ecpg_check_PQresult(query, stmt->lineno, stmt->connection->connection, stmt->compat))
{
ecpg_free(stmt->command);
+ ecpg_free(this->name);
ecpg_free(this);
ecpg_free(stmt);
return false;
@@ -238,6 +239,7 @@ deallocate_one(int lineno, enum COMPAT_MODE c, struct connection * con, struct p
/* okay, free all the resources */
ecpg_free(this->stmt->command);
ecpg_free(this->stmt);
+ ecpg_free(this->name);
if (prev != NULL)
prev->next = this->next;
else