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Applied patch by Boszormenyi Zoltan <zb@cybertec.at> to add DESCRIBE [OUTPUT] statement to ecpg.

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This commit is contained in:
Michael Meskes
2010-01-15 10:44:39 +00:00
parent 40f908bdcd
commit bf69b535c0
22 changed files with 2443 additions and 45 deletions
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24
src/interfaces/ecpg/ecpglib/prepare.c
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@@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/prepare.c,v 1.33 2009/10/15 10:20:15 meskes Exp $ */
/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/prepare.c,v 1.34 2010/01/15 10:44:34 meskes Exp $ */
#define POSTGRES_ECPG_INTERNAL
#include "postgres_fe.h"
@@ -11,14 +11,6 @@
#include "extern.h"
#include "sqlca.h"
struct prepared_statement
{
char *name;
bool prepared;
struct statement *stmt;
struct prepared_statement *next;
};
#define STMTID_SIZE 32
typedef struct
@@ -35,8 +27,6 @@ static const int stmtCacheNBuckets = 2039; /* # buckets - a prime # */
static const int stmtCacheEntPerBucket = 8; /* # entries/bucket */
static stmtCacheEntry stmtCacheEntries[16384] = {{0, {0}, 0, 0, 0}};
static struct prepared_statement *find_prepared_statement(const char *name,
struct connection * con, struct prepared_statement ** prev);
static bool deallocate_one(int lineno, enum COMPAT_MODE c, struct connection * con,
struct prepared_statement * prev, struct prepared_statement * this);
@@ -126,7 +116,7 @@ ECPGprepare(int lineno, const char *connection_name, const bool questionmarks, c
return false;
/* check if we already have prepared this statement */
this = find_prepared_statement(name, con, &prev);
this = ecpg_find_prepared_statement(name, con, &prev);
if (this && !deallocate_one(lineno, ECPG_COMPAT_PGSQL, con, prev, this))
return false;
@@ -179,8 +169,8 @@ ECPGprepare(int lineno, const char *connection_name, const bool questionmarks, c
return true;
}
static struct prepared_statement *
find_prepared_statement(const char *name,
struct prepared_statement *
ecpg_find_prepared_statement(const char *name,
struct connection * con, struct prepared_statement ** prev_)
{
struct prepared_statement *this,
@@ -262,7 +252,7 @@ ECPGdeallocate(int lineno, int c, const char *connection_name, const char *name)
if (!ecpg_init(con, connection_name, lineno))
return false;
this = find_prepared_statement(name, con, &prev);
this = ecpg_find_prepared_statement(name, con, &prev);
if (this)
return deallocate_one(lineno, c, con, prev, this);
@@ -297,7 +287,7 @@ ecpg_prepared(const char *name, struct connection * con)
{
struct prepared_statement *this;
this = find_prepared_statement(name, con, NULL);
this = ecpg_find_prepared_statement(name, con, NULL);
return this ? this->stmt->command : NULL;
}
@@ -394,7 +384,7 @@ ecpg_freeStmtCacheEntry(int lineno, int compat, int entNo) /* entry # to free *
con = ecpg_get_connection(entry->connection);
/* free the 'prepared_statement' list entry */
this = find_prepared_statement(entry->stmtID, con, &prev);
this = ecpg_find_prepared_statement(entry->stmtID, con, &prev);
if (this && !deallocate_one(lineno, compat, con, prev, this))
return (-1);