MLReleaseUCS2ErrorMessage （C 函数）

MLReleaseUCS2ErrorMessage 已经被 WSReleaseUCS2ErrorMessage 所取代.

void MLReleaseUCS2ErrorMessage(MLINK l, const unsigned short *m, int n)

releases memory allocated by MLUCS2ErrorMessage() stored in m, an array of UCS2 characters of length n.

更多信息

  • The memory used to hold the message m must have been allocated by a call to MLUCS2ErrorMessage().
  • MLReleaseUCS2ErrorMessage() is declared in the MathLink header file mathlink.h.

范例

基本范例  (1)

#include "mathlink.h"

/* A function for getting the error message from a link */

void f(MLINK l)
{
    const unsigned short *message;
    int length;

    message = MLUCS2ErrorMessage(l, &length);
    if(message == (const unsigned short *)0 || length == 0)
    { /* Unable to get the error message from the link */ }

    /* ... */

    MLReleaseUCS2ErrorMessage(l, message, length);
}