errutil.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 121 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
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*    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.
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*  ========================================================================
*
* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
*
****************************************************************************/


//
// ERRUTIL   :  message processing utilities
//

#include "ftnstd.h"

#include <stdarg.h>

extern  void            Substitute(char *,char *,va_list args);

extern  void            (* __BldErrMsg)(unsigned int,char *,va_list);

extern  char            __FAR GrpCodes[];
char                    __FAR *PGrpCodes = GrpCodes;


void    BldErrCode( unsigned int error_num, char *buffer ) {
//==========================================================

// Build error code.

    char            __FAR *group;
    unsigned int    num;

    group = &PGrpCodes[ ( error_num / 256 ) * 3 ];
    num = ( error_num % 256 ) + 1;
    buffer[ 0 ] = ' ';
    buffer[ 1 ] = group[ 0 ];
    buffer[ 2 ] = group[ 1 ];
    buffer[ 3 ] = '-';
    buffer[ 4 ] = num / 10 + '0';
    buffer[ 5 ] = num % 10 + '0';
    buffer[ 6 ] = NULLCHAR;
}


#if !defined( __RT__ ) && !defined( __WFL__ )

extern  char            __FAR CaretTable[];
char                    __FAR *PCaretTable = CaretTable;


uint    CarrotType( uint error_num ) {
//====================================

// Return the type of caret.

    char        __FAR *group;
    char        __FAR *grp;
    uint        idx;

    idx = error_num % 256;
    group = &PGrpCodes[( error_num / 256 ) * 3];
    grp = PGrpCodes;
    while( grp != group ) {
        idx += grp[2];
        grp += 3;
    }
    return( PCaretTable[idx] );
}

#endif


void    MsgFormat( char *msg, char *buff, ... ) {
//===============================================

// Format a message.

    va_list     args;

    va_start( args, buff );
    Substitute( msg, buff, args );
    va_end( args );
}


void    MsgBuffer( uint msg, char *buff, ...  ) {
//===============================================

// Format message to buffer.

    va_list     args;

    va_start( args, buff );
    __BldErrMsg( msg, buff, args );
    va_end( args );
}