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