exle.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 65 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 "variety.h"
#include "widechar.h"
#include <stdio.h>
#include <stdarg.h>
#include <process.h>
#include "_process.h"

_WCRTLINK int __F_NAME(execle,_wexecle)( const CHAR_TYPE *path, const CHAR_TYPE *arg0, ... )
    {
        va_list ap;
        CHAR_TYPE ** env;
        CHAR_TYPE *p;

        arg0 = arg0;
        /* scan until NULL in parm list */
        for( va_start( ap, path ); (p = va_arg( ap, CHAR_TYPE* )) != NULL;  )
            ;
        /* point to environ parm */
        env = va_arg( ap, CHAR_TYPE** );
        va_end( ap );

        va_start( ap, path );
        #if defined(__AXP__) || defined(__MIPS__)
            return( __F_NAME(execve,_wexecve)( path,
                (const CHAR_TYPE**)ap.__base,
                (const CHAR_TYPE**)env ) );
        #else
            return( __F_NAME(execve,_wexecve)( path,
                (const CHAR_TYPE**)ap[0],
                (const CHAR_TYPE**)env ) );
        #endif
    }