ERROR.C

/*++ 
 
Copyright 1995 - 1998 Microsoft Corporation 
 
Module Name: 
 
    error.c 
 
Abstract: 
 
    Error handle module for the pfmon program 
 
Author: 
 
    Mark Lucovsky (markl) 26-Jan-1995 
 
Revision History: 
 
--*/ 
 
#include "pfmonp.h" 
 
VOID 
CDECL 
DeclareError( 
    UINT ErrorCode, 
    UINT SupplementalErrorCode, 
    ... 
    ) 
{ 
    va_list arglist; 
    HMODULE ModuleHandle; 
    DWORD Flags, Size; 
    UCHAR MessageBuffer[ 512 ]; 
 
    va_start( arglist, SupplementalErrorCode ); 
 
    if ((ErrorCode & 0x0FFF0000) >> 16 == FACILITY_APPLICATION) { 
        ModuleHandle = PfmonModuleHandle; 
        Flags = FORMAT_MESSAGE_FROM_HMODULE; 
        } 
    else { 
        ModuleHandle = NULL; 
        Flags = FORMAT_MESSAGE_FROM_SYSTEM; 
        } 
 
    Size = FormatMessage( Flags, 
                          (LPCVOID)ModuleHandle, 
                          ErrorCode, 
                          0, 
                          MessageBuffer, 
                          sizeof( MessageBuffer ), 
                          &arglist 
                        ); 
    va_end( arglist ); 
 
    if (Size != 0) { 
        fprintf( stderr, "PFMON: %s", MessageBuffer ); 
        } 
    else { 
        fprintf( stderr, "PFMON: Unable to get message text for %08x\n", ErrorCode ); 
        } 
 
    if (ModuleHandle == PfmonModuleHandle && 
        SupplementalErrorCode != 0 && 
        SupplementalErrorCode != ERROR_GEN_FAILURE 
       ) { 
 
        ModuleHandle = NULL; 
        Flags = FORMAT_MESSAGE_FROM_SYSTEM; 
        Size = FormatMessage( Flags, 
                              (LPCVOID)ModuleHandle, 
                              SupplementalErrorCode, 
                              0, 
                              MessageBuffer, 
                              sizeof( MessageBuffer ), 
                              NULL 
                            ); 
        if (Size != 0) { 
            while (Size != 0 && MessageBuffer[ Size ] <= ' ') { 
                MessageBuffer[ Size ] = '\0'; 
                Size -= 1; 
                } 
 
            printf( "          '%s'\n", MessageBuffer ); 
            } 
        else { 
            printf( "PFMON: Unable to get message text for %08x\n", SupplementalErrorCode ); 
            } 
        } 
 
 
 
    return; 
}