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NetBSD 6.1.5 - man page for pthread_getname_np (netbsd section 3)

PTHREAD_GETNAME_NP(3)		   BSD Library Functions Manual 	    PTHREAD_GETNAME_NP(3)

NAME
     pthread_getname_np -- get and set descriptive name of a thread

LIBRARY
     POSIX Threads Library (libpthread, -lpthread)

SYNOPSIS
     #include <pthread.h>

     int
     pthread_getname_np(pthread_t thread, char *name, size_t len);

     int
     pthread_setname_np(pthread_t thread, const char *name, void *arg);

DESCRIPTION
     The pthread_getname_np() function obtains the descriptive name of a thread.  It takes the
     following arguments:

	   thread  The thread whose descriptive name will be obtained.

	   name    The buffer to be filled with the descriptive name of the thread.

	   len	   The size of the buffer name in bytes.

     The pthread_setname_np() function sets the descriptive name of a thread.  It takes the fol-
     lowing arguments:

	   thread  The thread whose descriptive name will be set.

	   name    The printf(3) format string to be used to construct the descriptive name of
		   the thread.	The resulted descriptive name should be shorter than
		   PTHREAD_MAX_NAMELEN_NP.

	   arg	   The printf(3) argument used with name.

RETURN VALUES
     Both functions return 0 on success.  Otherwise, an error number is returned to indicate the
     error.

COMPATIBILITY
     Both functions are non-standard extensions.

ERRORS
     Both functions may fail if:

     [EINVAL]		Invalid parameter.

     [ESRCH]		Non-existent thread.

     The pthread_setname_np() function may also fail if:

     [ENOMEM]		There was insufficient memory for the operation.

SEE ALSO
     pthread_attr_get_np(3), pthread_attr_getname_np(3)

BSD					   July 9, 2010 				      BSD


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