cgosi.c

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C语言 代码 · 共 128 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
*    ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
*    EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
*    ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
*    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
*
*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


#include <stdlib.h>
#include "standard.h"
#include "coderep.h"
#include "cg.h"
#include "feprotos.h"

extern void             ScratchObj(void);

extern  char            *_BreakFlagPtr;
static  int             TicCount;
bool                    BlipsOn;

int TBreak() {
/*************/

    int         brk;

    brk = *_BreakFlagPtr;
    *_BreakFlagPtr = 0;
    return( brk );
}

void CauseTBreak() {
/******************/
    *_BreakFlagPtr = 1;
}

void FatalError( char * str ) {
/*****************************/

     ScratchObj();
     FEMessage( MSG_FATAL, str );
}

unsigned GetTickCount()
{
    return( TicCount );
}

void Blip(unsigned short loc,char ch )
{
    loc = loc;
    ch = ch;
}

void BlipInit( void )
{
}

void    FiniBlip() { }


void    InitBlip()
{
    BlipsOn = FALSE;
}

bool    WantZoiks2()
{
    return( FALSE );
}


void    LNBlip( source_line_number num )
{
    num=num;
    CheckEvents();
}


void    PGBlip(char *name)
{
    name=name;
    CheckEvents();
}

void    URBlip() { CheckEvents(); }
void    TGBlip() { CheckEvents(); }
void    LPBlip() { CheckEvents(); }
void    SXBlip() { CheckEvents(); }
void    EXBlip() { CheckEvents(); }
void    GRBlip() { CheckEvents(); }
void    IMBlip() { CheckEvents(); }
void    SCBlip() { CheckEvents(); }
void    PSBlip() { CheckEvents(); }
void    PLBlip() { CheckEvents(); }
void    DGBlip() { CheckEvents(); }

static  void    CheckEvents()
{
    if( *_BreakFlagPtr ) {              // if( TBreak() )
        *_BreakFlagPtr = 0;
        FatalError( "Program interrupted from keyboard" );
    }
}