WSLoopbackOpen (C 函数)
范例
基本范例 (1)
#include "wstp.h"
/* read data from a link, store it in a loopback link, and return the loopback link */
WSLINK f(WSENV env, WSLINK link)
{
WSLINK loopbacklink;
int error;
loopbacklink = WSLoopbackOpen(env, &error);
if(loopbacklink == (WSLINK)0 || error != WSEOK)
{ /* unable to create loopbacklink */ }
if(! WSTransferExpression(loopbacklink, link))
{ /* unable to transfer an expression from link to
loopbacklink */ }
return loopbacklink;
}