jperror.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 80 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
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*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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*
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#include "variety.h"
#include <jstring.h>
#include <stddef.h>
#include <stdio.h>
#include <errno.h>
#include "rtdata.h"
#include "seterrno.h"

/**
*
*  Name:        jperror -- 僄儔乕儊僢僙乕僕偺昞帵
*
*  Synopsis:    void jperror( msg );
*
*               unsigned char *msg;     儐乕僓乕儊僢僙乕僕偺暥帤楍
*
*  Description: 偙偺娭悢偼曄悢 errno 偵偁傞僄儔乕僐乕僪偵懳墳偡傞僄儔乕
*               儊僢僙乕僕傪昞帵偟傑偡丅堷悢 msg 偱梌偊傜傟傞暥帤楍偑
*               傑偢丄巒傔偵昞帵偝傟傑偡丅偦傟偵偮偯偄偰僐儘儞乮丗乯偲丄
*               僄儔乕儊僢僙乕僕偑昞帵偝傟傑偡丅傕偟僄儔乕斣崋偑晄揔奿
*               側斣崋偱偁傞偁傞帪偵偼丄僄儔乕僐乕僪侽偺儊僢僙乕僕偑
*               昞帵偝傟傑偡丅
*
*
*  Name:        jperror -- print error message
*
*  Synopsis:    void jperror( msg );
*
*               unsigned char *msg;
*
*  Description: This function prints an error message corresponding to the
*               error code stored in errno.  The string supplied as the
*               msg argument is printed first, followed by a colon and
*               the error message.  If the error number is invalid, the
*               message for error code 0 is used.
*
**/

_WCRTLINK void jperror( const char *s )
{
    if( s != NULL && *s != '\0' ) {
        fputs( s, stderr );
        fputs( ": ", stderr );
    }
    fputs( jstrerror( _RWD_errno ), stderr );
    fputc( '\n', stderr );
}