sg_unlock_mutex(3) guard not MT-safe system API

Other Alias

sg_lock_mutex

SYNOPSIS


#include <statgrab.h>

sg_error sg_lock_mutex (char const *mutex_name);

sg_error sg_unlock_mutex (char const *mutex_name);

DESCRIPTION

RETURN VALUES

Both functions return a statgrab error code.

error code: SG_ERROR_NONE
description: No error

error code: SG_ERROR_INVALID_ARGUMENT
description: Unknown name for mutex

error code: SG_ERROR_MUTEX_LOCK
description: thread library error, error code is set with the delivered value

error code: SG_ERROR_MUTEX_UNLOCK
description: thread library error, error code is set with the delivered value