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Annotation of researchv10dc/dist/man/v3/man2/intr.2, revision 1.1

1.1     ! root        1: .pa 1
        !             2: .he 'INTR (II)'3/15/72'INTR (II)'
        !             3: .ti 0
        !             4: NAME           intr  --  set interrupt handling
        !             5: .sp
        !             6: .ti 0
        !             7: SYNOPSIS       sys intr; arg  / intr = 27.
        !             8: .sp
        !             9: .ti 0
        !            10: DESCRIPTION    When arg___ is 0,
        !            11: interrupts (ASCII DELETE) are ignored.
        !            12: When arg___ is 1,
        !            13: interrupts cause their normal result, that is, force an exit____.
        !            14: When arg___ is a location within the program, control is
        !            15: transferred to that location when an interrupt occurs.
        !            16: .sp
        !            17: After an interrupt is caught, it is possible to resume
        !            18: execution by means of an rti___ instruction; however, great
        !            19: care must be exercised, since
        !            20: all I/O is terminated abruptly upon an interrupt.
        !            21: In particular, reads of the typewriter tend to return
        !            22: with 0 characters read, thus simulating an end of file.
        !            23: .sp
        !            24: .ti 0
        !            25: SEE ALSO       quit(II)
        !            26: .sp
        !            27: .ti 0
        !            28: DIAGNOSTICS    --
        !            29: .sp
        !            30: .ti 0
        !            31: BUGS           --

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