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Annotation of cci/usr/src/man/man2/killpg.2, revision 1.1

1.1     ! root        1: .TH KILLPG 2 "27 July 1983"
        !             2: .UC 4
        !             3: .SH NAME
        !             4: killpg \- send signal to a process group
        !             5: .SH SYNOPSIS
        !             6: .ft B
        !             7: killpg(pgrp, sig)
        !             8: .br
        !             9: int pgrp, sig;
        !            10: .ft R
        !            11: .SH DESCRIPTION
        !            12: .I Killpg
        !            13: sends the signal
        !            14: .I sig
        !            15: to the process group
        !            16: .IR pgrp .
        !            17: See
        !            18: .IR sigvec (2)
        !            19: for a list of signals.
        !            20: .PP
        !            21: The sending process and members of the process group must
        !            22: have the same effective user ID, otherwise
        !            23: this call is restricted to the super-user.
        !            24: As a single special case the continue signal SIGCONT may be sent
        !            25: to any process which is a descendant of the current process.
        !            26: .SH "RETURN VALUE
        !            27: Upon successful completion, a value of 0 is returned.  Otherwise,
        !            28: a value of \-1 is returned and the global variable \fIerrno\fP
        !            29: is set to indicate the error.
        !            30: .SH "ERRORS
        !            31: \fIKillpg\fP will fail and no signal will be sent if any of the
        !            32: following occur:
        !            33: .TP 15
        !            34: [EINVAL]
        !            35: \fISig\fP is not a valid signal number.
        !            36: .TP 15
        !            37: [ESRCH]
        !            38: No process can be found corresponding to that specified by \fIpid\fP.
        !            39: .TP 15
        !            40: [EPERM]
        !            41: The sending process is not the super-user and one or more
        !            42: of the target processes has an effective user ID different from that
        !            43: of the sending process.
        !            44: .SH "SEE ALSO"
        !            45: kill(2), getpgrp(2), sigvec(2)

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