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Annotation of 43BSDReno/lib/libc/compat-43/killpg.2, revision 1.1

1.1     ! root        1: .\" Copyright (c) 1980 Regents of the University of California.
        !             2: .\" All rights reserved.  The Berkeley software License Agreement
        !             3: .\" specifies the terms and conditions for redistribution.
        !             4: .\"
        !             5: .\"    @(#)killpg.2    6.3 (Berkeley) 5/14/86
        !             6: .\"
        !             7: .TH KILLPG 2 "May 14, 1986"
        !             8: .UC 4
        !             9: .SH NAME
        !            10: killpg \- send signal to a process group
        !            11: .SH SYNOPSIS
        !            12: .ft B
        !            13: killpg(pgrp, sig)
        !            14: .br
        !            15: int pgrp, sig;
        !            16: .ft R
        !            17: .SH DESCRIPTION
        !            18: .I Killpg
        !            19: sends the signal
        !            20: .I sig
        !            21: to the process group
        !            22: .IR pgrp .
        !            23: See
        !            24: .IR sigvec (2)
        !            25: for a list of signals.
        !            26: .PP
        !            27: The sending process and members of the process group must
        !            28: have the same effective user ID, or
        !            29: the sender must be the super-user.
        !            30: As a single special case the continue signal SIGCONT may be sent
        !            31: to any process that is a descendant of the current process.
        !            32: .SH "RETURN VALUE
        !            33: Upon successful completion, a value of 0 is returned.  Otherwise,
        !            34: a value of \-1 is returned and the global variable \fIerrno\fP
        !            35: is set to indicate the error.
        !            36: .SH "ERRORS
        !            37: \fIKillpg\fP will fail and no signal will be sent if any of the
        !            38: following occur:
        !            39: .TP 15
        !            40: [EINVAL]
        !            41: \fISig\fP is not a valid signal number.
        !            42: .TP 15
        !            43: [ESRCH]
        !            44: No process can be found in the process group specified by \fIpgrp\fP.
        !            45: .TP 15
        !            46: [ESRCH]
        !            47: The process group was given as 0
        !            48: but the sending process does not have a process group.
        !            49: .TP 15
        !            50: [EPERM]
        !            51: The sending process is not the super-user and one or more
        !            52: of the target processes has an effective user ID different from that
        !            53: of the sending process.
        !            54: .SH "SEE ALSO"
        !            55: kill(2), getpgrp(2), sigvec(2)

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