ACC Programmer's Reference Guide

172 Chapter4
ZCOM C I/F Library Routines
ZCOMLOG (3X)
Threads
Considerations
This routine may be called from a multi-threaded application using the POSIX
(1003.1c) kernel threads API package.
This routine has the following
characteristics when called by a multi-threaded application
:
See the NOTES section for more information on using this routine in a
multi-threaded application.
cancellation point Thread cancellation can occur when a thread calls this
routine.
async-cancel unsafe The calling thread’s cancelability type must be
PTHREAD_CANCEL_DEFERRED if cancellation is
enabled.
async-signal unsafe It cannot be called from a signal handler.
fork unsafe It cannot be called by a child process after fork(2) but
before exec(2).