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.Dd January 30, 2003 .Dt PTHREAD_BARRIERATTR 3 .Os .Sh NAME .Nm pthread_barrierattr_init , .Nm pthread_barrierattr_destroy , .Nd barrier attribute operations .Sh LIBRARY .Lb libpthread .Sh SYNOPSIS n pthread.h .Ft int .Fn pthread_barrierattr_init "pthread_barrierattr_t *attr" .Ft int .Fn pthread_barrierattr_destroy "pthread_barrierattr_t *attr" .Sh DESCRIPTION Barrier attributes are used to specify parameters to .Fn pthread_barrier_init . One attribute object can be used in multiple calls to .Fn pthread_barrier_init , with or without modifications between calls.
p The .Fn pthread_barrierattr_init function initializes .Fa attr with all the default barrier attributes.
p The .Fn pthread_barrierattr_destroy function destroys .Fa attr . .Sh RETURN VALUES If successful, these functions return 0. Otherwise, an error number is returned to indicate the error. .Sh ERRORS .Fn pthread_barrierattr_init shall fail if: l -tag -width Er t Bq Er ENOMEM Insufficient memory exists to initialize the barrier attributes object. .El
p .Fn pthread_barrierattr_init may fail if: l -tag -width Er t Bq Er EINVAL The value specified by .Fa attr is invalid. .El
p .Fn pthread_barrierattr_destroy may fail if: l -tag -width Er t Bq Er EINVAL The value specified by .Fa attr is invalid .El .Sh SEE ALSO .Xr pthread_barrier_init 3 .Sh STANDARDS .Fn pthread_barrierattr_init and .Fn pthread_barrierattr_destroy conform to .St -p1003.1-2001 .
Indexes created Tue Sep 30 17:09:57 GMT 2025