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Annotation of ntddk/src/video/displays/xga/debug.c, revision 1.1

1.1     ! root        1: /******************************Module*Header*******************************\
        !             2: * Module Name: debug.c
        !             3: *
        !             4: * debug helpers routine
        !             5: *
        !             6: * Copyright (c) 1992 Microsoft Corporation
        !             7: *
        !             8: \**************************************************************************/
        !             9: 
        !            10: #include <stdio.h>
        !            11: #include <stdarg.h>
        !            12: 
        !            13: #include "driver.h"
        !            14: 
        !            15: #if DBG
        !            16: 
        !            17: ULONG DebugLevel = 0;
        !            18: 
        !            19: #endif // DBG
        !            20: 
        !            21: /*****************************************************************************
        !            22:  *
        !            23:  *   Routine Description:
        !            24:  *
        !            25:  *      This function is variable-argument, level-sensitive debug print
        !            26:  *      routine.
        !            27:  *      If the specified debug level for the print statement is lower or equal
        !            28:  *      to the current debug level, the message will be printed.
        !            29:  *
        !            30:  *   Arguments:
        !            31:  *
        !            32:  *      DebugPrintLevel - Specifies at which debugging level the string should
        !            33:  *          be printed
        !            34:  *
        !            35:  *      DebugMessage - Variable argument ascii c string
        !            36:  *
        !            37:  *   Return Value:
        !            38:  *
        !            39:  *      None.
        !            40:  *
        !            41:  ***************************************************************************/
        !            42: 
        !            43: VOID
        !            44: DebugPrint(
        !            45:     ULONG DebugPrintLevel,
        !            46:     PCHAR DebugMessage,
        !            47:     ...
        !            48:     )
        !            49: 
        !            50: {
        !            51: 
        !            52: #if DBG
        !            53: 
        !            54:     va_list ap;
        !            55: 
        !            56:     va_start(ap, DebugMessage);
        !            57: 
        !            58:     if (DebugPrintLevel <= DebugLevel) {
        !            59: 
        !            60:         char buffer[128];
        !            61: 
        !            62:         vsprintf(buffer, DebugMessage, ap);
        !            63: 
        !            64:        OutputDebugStringA(buffer);
        !            65:     }
        !            66: 
        !            67:     va_end(ap);
        !            68: 
        !            69: #endif // DBG
        !            70: 
        !            71: } // DebugPrint()

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