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19 .Nd set signal tracing flags
25 .Fa "struct ps_prochandle *P"
26 .Fa "const sigset_t *set"
31 function sets the signal tracing flags for the process handle
37 replaces any existing signal tracing flags entirely with
39 The signal tracing flags determine which signals, when received by a
40 thread in the process, will cause that thread to stop.
41 For more information on the behavior of the signal tracing flags, including
42 which signals may be traced this way, see the
49 argument may be manipulated with the standard signal set manipulation
53 and others which may all be found in
56 Note, only active processes may have their signal tracing flags updated.
57 Process handles that refer to core files, zombie processes, and files do
58 not have fault tracing flags and this function is a no-op on them.
59 .Sh INTERFACE STABILITY