WSReleaseUTF8Symbol()
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void WSReleaseUTF8Symbol(WSLINK link,const unsigned char *s,int len)
disowns memory allocated by WSGetUTF8Symbol() to store the UTF-8 encoded character string s corresponding to the name of a symbol.

DetailsDetails

  • WSReleaseUTF8Symbol() is declared in the WSTP header file wstp.h.

ExamplesExamplesopen allclose all

Basic Examples  (1)Basic Examples  (1)

#include "wstp.h"

/* read a UTF-8 encoded symbol from a link and then release the memory to WSTP for deallocation */

void f(WSINK lp)
{
    const unsigned char *symbol;
    int number_of_bytes;
    int number_of_characters;

    if(! WSGetUTF8Symbol(lp, &symbol, &number_of_bytes, &number_of_characters))
        { /* unable to read the UTF-8 encoded symbol from lp */ }

    /* ... */

    WSReleaseUTF8Symbol(lp, symbol, number_of_bytes);
}