PR_Close 编辑

Closes a file descriptor.

Syntax

#include <prio.h>

/wiki/en-US/docs/Mozilla/Projects/NSPR/Reference/PRStatus PR_Close(/wiki/en-US/docs/Mozilla/Projects/NSPR/Reference/PRFileDesc *fd);

Parameters

The function has the following parameters:

fd

A pointer to a /wiki/en-US/docs/Mozilla/Projects/NSPR/Reference/PRFileDesc object.

Returns

One of the following values:

• If file descriptor is closed successfully, PR_SUCCESS.
• If the file descriptor is not closed successfully, PR_FAILURE.

Description

The file descriptor may represent a normal file, a socket, or an end point of a pipe. On successful return, PR_Close frees the dynamic memory and other resources identified by the fd parameter.