MLReleaseLowLevelDeviceName （C 函数）

MLReleaseLowLevelDeviceName has been replaced by WSReleaseLowLevelDeviceName.

void MLReleaseLowLevelDeviceName ( MLINK l , const char * n )

releases memory allocated by MLLowLevelDeviceName() to store the low-level protocol form of the link name of the MathLink connection specified by l.

更多信息

  • The memory used by the name n must have been created by a call to MLLowLevelDeviceName().
  • MLReleaseLowLevelDeviceName() is declared in the MathLink header file mathlink.h.

范例

基本范例  (1)

#include "mathlink.h"

int main(int argc, char **argv)
{
    MLENV env;
    MLINK link;
    int error;
    const char *name;
    int apiResult;

    env = MLInitialize((MLEnvironmentParameter)0);
    if(env == (MLENV)0)
    { /* Unable to create environment object */ }

    link = MLOpenArgcArgv(env, argc, argv, &error);
    if(link == (MLINK)0 || error != MLEOK)
    { /* Unable to create the link object */ }

    MLActivate(link);

    apiResult = MLLowLevelDeviceName(link, &name);
    if(apiResult == 0)
    { /* Failed to retrieve low level name */ }

    /* ... */

    MLReleaseLowLevelDeviceName(link, name);        

    /* .... */

    MLClose(link);
    MLDeinitialize(env);
    return 0;
}