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Annotation of researchv10dc/630/man/src/p_man/man3/printq.3r, revision 1.1

1.1     ! root        1: .ds ZZ DEVELOPMENT PACKAGE
        !             2: .TH PRINTQ 3R "630 MTG"
        !             3: .XE "printqempty()"
        !             4: .XE "printqspace()"
        !             5: .XE "printqclear()"
        !             6: .SH NAME
        !             7: printq: printqempty, printqspace, printqclear \- printer queue management
        !             8: .SH SYNOPSIS
        !             9: .B int printqempty ( )
        !            10: .sp
        !            11: .B int printqspace ( )
        !            12: .sp
        !            13: .B void printqclear ( )
        !            14: .sp
        !            15: .SH DESCRIPTION
        !            16: Between terminal processes and the printer is a queue used
        !            17: for buffering characters being sent to the printer.
        !            18: The
        !            19: .I printqempty
        !            20: function
        !            21: returns 1 if this queue is empty.
        !            22: Otherwise, 0 is returned.
        !            23: .P
        !            24: The
        !            25: .I printqspace
        !            26: function
        !            27: returns the number of characters that can be added to the queue before
        !            28: it fills. A full buffer affects the way the
        !            29: .I psendchar
        !            30: function operates.
        !            31: .P
        !            32: The
        !            33: .I printqclear
        !            34: function
        !            35: removes all the characters currently in the queue.
        !            36: This prevents them from going to the printer.
        !            37: This routine clears the queue only if the printer is owned.
        !            38: .P
        !            39: If the printer is not owned,
        !            40: .I printqempty
        !            41: returns 1 and
        !            42: .I printqspace
        !            43: returns 0.
        !            44: .SH SEE ALSO
        !            45: psendchar(3R), resources(3R).

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