err.cpp

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// $common\err.cpp 1.5 milbo$ error printing routines
// Warning: this is raw research code -- expect it to be quite messy.
// milbo durban dec05

#include <windows.h>
#include <io.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <signal.h>
#include <float.h>
#include <math.h>
#include <new.h>
#include <direct.h>
#include <sys/stat.h>
#include <fstream.h>
#include <iostream.h>
#include "mcommon.hpp"
#include "util.hpp"
#include "err.hpp"

// fgErr is declared here merely for a clean link if err.cpp is linked in instead of werr.cpp

bool fgErr;		// Err or SysErr was invoked, needed under Windows because can't call exit()

//-----------------------------------------------------------------------------
// Print an warning message with standard "Warning" prefix
// Using a standard format allows easy post processing of log file: grep for "Warning:"
// This puts a \n on the msg so you shouldn't.

void __cdecl Warn (const char *pArgs, ...)		// args like printf
{
va_list pArg;
char *s = (char *)malloc(CONF_nMaxPrintfLen);
va_start(pArg, pArgs);
vsprintf(s, pArgs, pArg);
va_end(pArg);
lprintf("Warning: %s\n", s);
//#if _DEBUG
//	if (CONF_fAbortOnErr)
//		EnterDebugger;
//#endif
free(s);
}

//-----------------------------------------------------------------------------
// Print an error message and exit.
// This puts a \n on the msg so you shouldn't.

void __cdecl Err (const char *pArgs, ...)		// args like printf
{
static bool fInHere;
va_list 	pArg;
if (fInHere)			// if already in here then just exit
	printf("\nRecursive call to Err\n");
else
	{
	fInHere = true;
	char *s = (char *)malloc(CONF_nMaxPrintfLen);
	va_start(pArg, pArgs);
	vsprintf(s, pArgs, pArg);
	va_end(pArg);
	printf("\n%s\n", s);
	fflush(stdout);					// unneeded under Win98 but needed under WinXP
	logprintf("\nErr: %s\n", s);	// allows easy post processing of log file: grep for "Err:"
#if _DEBUG
	if (CONF_fAbortOnErr)
		EnterDebugger;
#endif
	Shutdown();
	free(s);
	}
exit(CONF_iErrExit);
}

//-----------------------------------------------------------------------------
// Like Err but prepends SysErr: and is msg for that aren't directly caused
// by the user i.e. for errors that should "never happen".
// This puts a \n on the msg so you shouldn't.

void __cdecl SysErr (const char *pArgs, ...)		// args like printf
{
static bool fInHere;
va_list 	pArg;

if (fInHere)			// if already in here then just exit
	printf("\nRecursive call to SysErr\n");
else
	{
	fInHere = true;
	char *s = (char *)malloc(CONF_nMaxPrintfLen);
	va_start(pArg, pArgs);
	vsprintf(s, pArgs, pArg);
	va_end(pArg);
	lprintf("\nSysErr: %s\n", s);
	fflush(stdout);					// unneeded under Win98 but needed under WinXP
#if _DEBUG
	if (CONF_fAbortOnErr)
		EnterDebugger;
#endif
	Shutdown();
	free(s);
	}
exit(CONF_iSysErrExit);
}