SCO OpenServer
psignal(D3oddi)
psignal --
send signal to a process
Synopsis
#include <sys/proc.h>
#include <sys/signal.h>
void psignal(proc_t p, int sig);
Description
The
psignal( )
function
sends the specified signal
to the specified process.
Arguments
p-
Pointer to the process to which the signal is sent
(see
proc(FP)).
At task time, this process is given by
the
u.u_procp
member of the user structure.
sig-
Number of the signal to be sent.
For more information about possible signals,
see the <sys/signal.h> header file.
Return values
None
Usage
If sig is SIGCONT, all stop signal handling
(SIGSTOP, SIGTSTP, SIGTTIN, or
SIGTTOU) is removed for the process specified by
p.
If sig is one of SIGSTOP, SIGTSTP,
SIGTTIN, or SIGTTOU, all handling of the signal
SIGCONT is removed for the process specified by
p.
Context and synchronization
User
context.
Hardware applicability
All
Version applicability
oddi:
1, 2, 2mp, 3, 3mp, 4, 4mp, 5, 5mp, 6, 6mp
SVR5 DDI compatibility
Current DDI drivers use the
proc_signal(D3)
function rather than
psignal( ).
psignal(D3)
is supported only for very early DDI versions.
See
signals(D5)
for a list of signals supported in DDI drivers.
References
proc(FP),
signal(D3oddi)
19 June 2005
© 2005 The SCO Group, Inc. All rights reserved.
OpenServer 5 HDK - June 2005