Windows2003-3790/multimedia/directx/dmusic/dmsynth/debug.cpp
2020-09-30 16:53:55 +02:00

119 lines
2.7 KiB
C++

// Copyright (c) 1996-1999 Microsoft Corporation
//
// Debug.CPP
//
//
#include <windows.h>
#include <stdio.h>
#include <stdarg.h>
#include "debug.h"
#ifdef DBG
// @@BEGIN_DDKSPLIT -- This section will be removed in the DDK sample. See ddkreadme.txt for more info.
#define MODULE "DMSYNTH"
#if 0 // The following section will only take affect in the DDK sample.
// @@END_DDKSPLIT
#define MODULE "DDKSYNTH"
// @@BEGIN_DDKSPLIT -- This section will be removed in the DDK sample.
#endif
// @@END_DDKSPLIT
// Section in WIN.INI for all debug settings
const char szDebugSection[] = "debug";
// Key in WIN.INI for our debug level. All messages with
// a level of this number or lower will be displayed.
const char szDebugKey[] = MODULE;
// Key in WIN.INI [debug] section which determines if assert calls
// DebugBreak or not
//
const char szAssertBreak[] = "AssertBreak";
// Prefix for all debug outputs
//
const char szDebugPrefix[] = MODULE ": ";
// The current debug level.
static int giDebugLevel;
// Do asserts break?
static BOOL gfAssertBreak;
// Sets the debug level from WIN.INI
//
void DebugInit(
void)
{
giDebugLevel = GetProfileInt(szDebugSection, szDebugKey, 0);
gfAssertBreak = GetProfileInt(szDebugSection, szAssertBreak, 0);
// Nepotism at its finest
DebugTrace(-1, "Debug level is %d\n", giDebugLevel);
}
// Send a debug trace out.
//
// Any message with a level less than or equal to the current debug
// level will be displayed using the OutputDebugString API. This means either
// the IDE Debug window if the app is running in that context or WDEB if
// it's running.
//
static BOOL fNeedPrefix = TRUE;
void DebugTrace(
int iDebugLevel, // The debug level of this message
LPSTR pstrFormat, // A printf style format string
...) // | ... | Variable paramters based on <p pstrFormat>
{
char sz[512];
if (iDebugLevel != -1 && iDebugLevel > giDebugLevel)
{
return;
}
va_list va;
va_start(va, pstrFormat);
vsprintf(sz, pstrFormat, va);
va_end(va);
if (fNeedPrefix)
{
OutputDebugString(szDebugPrefix);
}
OutputDebugString(sz);
// Let them construct multiple piece trace outs w/o
// prefixing each one
//
fNeedPrefix = FALSE;
for (;*pstrFormat && !fNeedPrefix; ++pstrFormat)
{
if (*pstrFormat == '\n')
{
fNeedPrefix = TRUE;
}
}
}
void DebugAssert(
LPSTR szExp,
LPSTR szFile,
ULONG ulLine)
{
DebugTrace(0, "ASSERT: \"%s\" %s@%lu\n", szExp, szFile, ulLine);
if (gfAssertBreak)
{
DebugBreak();
}
}
#endif