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/*-------------------------------------------------------------------------
*
* util.c
* general routines for libpq backend
*
* Copyright (c) 1994, Regents of the University of California
*
* $Id: util.c,v 1.8 1999/02/13 23:15:49 momjian Exp $
*
*-------------------------------------------------------------------------
*/
/*
* UTILITY ROUTINES
* pqdebug - send a string to the debugging output port
* pqdebug2 - send two strings to stdout
* PQtrace - turn on pqdebug() tracing
* PQuntrace - turn off pqdebug() tracing
*/
#include <stdio.h>
#include <string.h>
#include <postgres.h>
#include <lib/dllist.h>
#include <libpq/libpq.h> /* where the declarations go */
#include <utils/exc.h>
/* ----------------
* exceptions
* ----------------
*/
Exception MemoryError = {"Memory Allocation Error"};
Exception PortalError = {"Invalid arguments to portal functions"};
Exception PostquelError = {"Sql Error"};
Exception ProtocolError = {"Protocol Error"};
char PQerrormsg[ERROR_MSG_LENGTH];
int PQtracep = 0; /* 1 to print out debugging messages */
FILE *debug_port = (FILE *) NULL;
/* ----------------------------------------------------------------
* PQ utility routines
* ----------------------------------------------------------------
*/
void
pqdebug(char *target, char *msg)
{
if (!target)
return;
if (PQtracep)
{
/*
* if nothing else was suggested default to stdout
*/
if (!debug_port)
debug_port = stdout;
fprintf(debug_port, target, msg);
fprintf(debug_port, "\n");
}
}
void
pqdebug2(char *target, char *msg1, char *msg2)
{
if (!target)
return;
if (PQtracep)
{
/*
* if nothing else was suggested default to stdout
*/
if (!debug_port)
debug_port = stdout;
fprintf(debug_port, target, msg1, msg2);
fprintf(debug_port, "\n");
}
}
/* --------------------------------
* PQtrace() / PQuntrace()
* --------------------------------
*/
void
PQtrace()
{
PQtracep = 1;
}
void
PQuntrace()
{
PQtracep = 0;
}
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