PR_Unlock 编辑

Releases a specified lock object. Releasing an unlocked lock results in an error.

Attempting to release a lock that was locked by a different thread causes undefined behavior.

Syntax

#include <prlock.h>

PRStatus PR_Unlock(/wiki/en-US/docs/Mozilla/Projects/NSPR/Reference/PRLock *lock);

Parameter

PR_Unlock has one parameter:

lock

A pointer to a lock object to be released.

Returns

The function returns one of the following values:

• If successful, PR_SUCCESS.
• If unsuccessful (for example, if the caller does not own the lock), PR_FAILURE.

See Also

• /wiki/en-US/docs/Mozilla/Projects/NSPR/Reference/PR_Lock