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pthread_mutex_init(3)    BSD Library Functions Manual    pthread_mutex_init(3)


NAME

     pthread_mutex_init -- create a mutex


SYNOPSIS

     #include <pthread.h>

     int
     pthread_mutex_init(pthread_mutex_t *mutex,
         const pthread_mutexattr_t *attr);


DESCRIPTION

     The pthread_mutex_init() function creates a new mutex, with attributes
     specified with attr.  If attr is NULL the default attributes are used.


RETURN VALUES

     If successful, pthread_mutex_init() will return zero and put the new
     mutex id into mutex, otherwise an error number will be returned to indi-
     cate the error.


ERRORS

     The pthread_mutex_init() function will fail if:

     [EINVAL]           The value specified by attr is invalid.

     [ENOMEM]           The process cannot allocate enough memory to create
                        another mutex.


SEE ALSO

     pthread_mutex_destroy(3), pthread_mutex_lock(3),
     pthread_mutex_trylock(3), pthread_mutex_unlock(3), pthread_mutexattr(3)


STANDARDS

     The pthread_mutex_init() function conforms to ISO/IEC 9945-1:1996
     (``POSIX.1'').

BSD                            November 4, 2006                            BSD

Mac OS X 10.12.3 - Generated Sun Feb 5 16:18:53 CST 2017
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