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This commit is contained in:
Michael Meskes
1999-04-13 12:36:38 +00:00
parent adf5422d79
commit df6e504437
4 changed files with 107 additions and 49 deletions
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93
src/interfaces/ecpg/lib/ecpglib.c
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@@ -370,6 +370,34 @@ create_statement(int lineno, struct connection *connection, struct statement **
return (true);
}
static void
free_variable(struct variable *var)
{
struct variable *var_next;
if( var == (struct variable *)NULL )
return;
var_next = var->next;
free(var);
while(var_next)
{
var = var_next;
var_next = var->next;
free(var);
}
}
static void
free_statement(struct statement *stmt)
{
if( stmt == (struct statement *)NULL )
return;
free_variable(stmt->inlist);
free_variable(stmt->outlist);
free(stmt);
}
static char *
next_insert(char *text)
{
@@ -981,7 +1009,6 @@ ECPGexecute(struct statement * stmt)
status = false;
}
PQclear(results);
break;
case PGRES_EMPTY_QUERY:
/* do nothing */
@@ -1017,6 +1044,7 @@ ECPGexecute(struct statement * stmt)
status = false;
break;
}
PQclear(results);
}
/* check for asynchronous returns */
@@ -1037,10 +1065,11 @@ ECPGdo(int lineno, const char *connection_name, char *query,...)
va_list args;
struct statement *stmt;
struct connection *con = get_connection(connection_name);
bool status;
if (con == NULL)
{
register_error(ECPG_NO_CONN, "No such connection %s in line %d.", connection_name, lineno);
register_error(ECPG_NO_CONN, "No such connection %s in line %d.", connection_name ? connection_name : "NULL", lineno);
return (false);
}
@@ -1057,7 +1086,9 @@ ECPGdo(int lineno, const char *connection_name, char *query,...)
return false;
}
return (ECPGexecute(stmt));
status = ECPGexecute(stmt);
free_statement(stmt);
return (status);
}
bool
@@ -1067,7 +1098,7 @@ ECPGstatus(int lineno, const char *connection_name)
if (con == NULL)
{
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name, lineno);
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name ? connection_name : "NULL", lineno);
return (false);
}
@@ -1090,7 +1121,7 @@ ECPGtrans(int lineno, const char *connection_name, const char *transaction)
if (con == NULL)
{
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name, lineno);
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name ? connection_name : "NULL", lineno);
return (false);
}
@@ -1125,6 +1156,52 @@ ECPGtrans(int lineno, const char *connection_name, const char *transaction)
return true;
}
bool
ECPGsetcommit(int lineno, const char *mode, const char *connection_name)
{
struct connection *con = get_connection(connection_name);
PGresult *results;
if (con)
{
if (con->no_auto_trans == true && strncmp(mode, "ON", strlen("ON")) == 0)
{
if (con->committed)
{
if ((results = PQexec(con->connection, "begin transaction")) == NULL)
{
register_error(ECPG_TRANS, "Error in transaction processing line %d.", lineno);
return false;
}
PQclear(results);
con->committed = false;
}
con->no_auto_trans = false;
}
else if (con->no_auto_trans == false && strncmp(mode, "OFF", strlen("OFF")) == 0)
{
if (!con->committed)
{
if ((results = PQexec(con->connection, "commit")) == NULL)
{
register_error(ECPG_TRANS, "Error in transaction processing line %d.", lineno);
return false;
}
PQclear(results);
con->committed = true;
}
con->no_auto_trans = true;
}
}
else
{
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name ? connection_name : "NULL", lineno);
return false;
}
return true;
}
bool
ECPGsetconn(int lineno, const char *connection_name)
{
@@ -1137,7 +1214,7 @@ ECPGsetconn(int lineno, const char *connection_name)
}
else
{
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name, lineno);
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name ? connection_name : "NULL", lineno);
return false;
}
}
@@ -1207,8 +1284,8 @@ ECPGdisconnect(int lineno, const char *connection_name)
if (con == NULL)
{
ECPGlog("disconnect: not connected to connection %s\n", connection_name);
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name, lineno);
ECPGlog("disconnect: not connected to connection %s\n", connection_name ? connection_name : "NULL");
register_error(ECPG_NO_CONN, "No such connection %s in line %d", connection_name ? connection_name : "NULL", lineno);
return false;
}
else