dwname.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 85 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!
*
****************************************************************************/


/*
    Handle the .debug_pubnames section
*/

#include "dwpriv.h"
#include "dwutils.h"
#include "dwhandle.h"
#include "dwname.h"


void DWENTRY DWPubname(
    dw_client                   cli,
    dw_handle                   hdl,
    const char *                name )
{
    HandleReference( cli, hdl, DW_DEBUG_PUBNAMES );
    CLIWrite( DW_DEBUG_PUBNAMES, name, strlen( name ) + 1 );
}


void InitDebugPubnames(
    dw_client                   cli )
{
    static uint_16  const version = 2;

    /* write the set header */
    CLISeek( DW_DEBUG_PUBNAMES, sizeof( uint_32 ), DW_SEEK_CUR );
    CLIWrite( DW_DEBUG_PUBNAMES, &version, sizeof( version ) );
    CLIReloc3( DW_DEBUG_PUBNAMES, DW_W_SECTION_POS, DW_DEBUG_INFO );
    CLIReloc2( DW_DEBUG_PUBNAMES, DW_W_UNIT_SIZE );
}


void FiniDebugPubnames(
    dw_client                   cli )
{
    static  char const     zeros[ sizeof( uint_32 ) ];
    char                        buf[ sizeof( debug_ref ) ];
    debug_ref                   offset;

    /* write the set terminator */
    CLIWrite( DW_DEBUG_PUBNAMES, zeros, sizeof( uint_32 ) );

    /* backpatch the section length */
    offset = CLITell( DW_DEBUG_PUBNAMES )
        - cli->section_base[ DW_DEBUG_PUBNAMES ] - sizeof( debug_ref );
    WriteRef( buf, offset );
    CLISeek( DW_DEBUG_PUBNAMES, cli->section_base[ DW_DEBUG_PUBNAMES ],
        DW_SEEK_SET );
    CLIWrite( DW_DEBUG_PUBNAMES, buf, sizeof( debug_ref ) );
    CLISeek( DW_DEBUG_PUBNAMES, 0, DW_SEEK_END );
}