76 lines
1.4 KiB
C++
76 lines
1.4 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1996 - 1999
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//
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// File: cedebug.cpp
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//
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// Contents: Debug support
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//
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//----------------------------------------------------------------------------
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#include <pch.cpp>
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#pragma hdrstop
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#include "celib.h"
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#include <stdarg.h>
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//+-------------------------------------------------------------------------
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//
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// Function: ceDbgPrintf
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//
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// Synopsis: outputs debug info to stdout and debugger
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//
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// Returns: number of chars output
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//
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//--------------------------------------------------------------------------
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int WINAPIV
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ceDbgPrintf(
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IN BOOL fDebug,
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IN LPCSTR lpFmt,
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...)
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{
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va_list arglist;
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CHAR ach[4096];
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int cch = 0;
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HANDLE hStdOut;
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DWORD dwErr;
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dwErr = GetLastError();
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if (fDebug)
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{
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__try
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{
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va_start(arglist, lpFmt);
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cch = _vsnprintf(ach, sizeof(ach), lpFmt, arglist);
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va_end(arglist);
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if (0 > cch)
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{
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strcpy(&ach[sizeof(ach) - 5], "...\n");
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}
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if (!IsDebuggerPresent())
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{
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hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);
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if (hStdOut != INVALID_HANDLE_VALUE)
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{
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fputs(ach, stdout);
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fflush(stdout);
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}
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}
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OutputDebugStringA(ach);
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}
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__except(EXCEPTION_EXECUTE_HANDLER)
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{
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// return failure
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cch = 0;
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}
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}
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SetLastError(dwErr);
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return(cch);
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}
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