dmpstr.c

开放源码的编译器open watcom 1.6.0版的源代码

/****************************************************************************
*
*                            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:  String resource dumping routine.
*
****************************************************************************/


#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include "wresall.h"
#include "types.h"
#include "dmpstr.h"

#pragma off (unreferenced)
extern int DumpString( uint_32 offset, uint_32 length, WResFileID handle )
#pragma on (unreferenced)
/************************************************************************/
{
    int                 prevpos;
    int                 len;
    int                 numread;
    int                 cursor;
    int                 stringlen;
    char *              stringbuff;

    prevpos = WResRtns.seek( handle, offset, SEEK_SET );
    if ( prevpos == -1 ) return( true );
    len = DMP_STR_BUF_LEN;
    stringbuff = (char *) WRESALLOC( len );
    if ( stringbuff == NULL ) return( true );

    printf( "\t\t   Strings:\n" );
    printf( "\t\t   --------" );

    numread = 0;
    stringlen = 0;
    do {
        if ( numread == 0 ) {
            if ( length > len ) {
                length -= len;
            } else {
                len = length;
                length = 0;
            }
            numread = WResRtns.read( handle, stringbuff, len );
            cursor = 0;
        }
        if ( stringlen == 0 ) {
            stringlen = stringbuff[ cursor++ ];
            if ( stringlen != 0 ) printf( "\n\t\t   " );
        }
        if ( cursor < numread ) {
            for( ; stringlen >= 0; --stringlen ) {
                if ( cursor >= numread ) break;
                if( stringbuff[ cursor ] != '\0' && stringbuff[ cursor ] != '\n' ) {
                    putchar( stringbuff[ cursor ] );
                }
                cursor++;
            }
            stringlen = max( stringlen, 0 );
        } else {
            numread = 0;
        }
    } while( length != 0 || numread > 0 );
    putchar( '\n' );

    WRESFREE( stringbuff );

    WResRtns.seek( handle, prevpos, SEEK_SET );

    return( false );
}