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15 .Dt PR_SIGACTION 3PROC
19 .Nd inject sigaction system call into victim process
25 .Fa "struct ps_prochandle *P"
27 .Fa "const struct sigaction *act"
28 .Fa "struct sigaction *oact"
35 system call into the target process
37 by means of the agent LWP.
42 then this will be equivalent to calling
44 on the currently running process.
51 have the same meaning as in
55 for the full description and purpose of the
57 system call and its arguments.
61 function only works on active processes.
62 Process handles that correspond to core files, zombie processes, or ELF objects
63 do not support system call injection.
65 Upon successful completion, the
67 function's return value is that described in
75 to indicate that the system call could not be injected.
77 For the full list of errors see the
84 function will fail if:
87 An error occurred while trying to invoke the agent LWP and inject a
88 system call in the process handle
92 does not support system call injection.
94 .Sh INTERFACE STABILITY