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Annotation of coherent/f/usr/man/KERNEL/ttread0, revision 1.1

1.1     ! root        1: ttttrreeaadd00() -- Terminal Device Routine
        !             2: 
        !             3: #iinncclluuddee <ssyyss/iioo.hh>
        !             4: #iinncclluuddee <ssyyss/ttttyy.hh>
        !             5: vvooiidd
        !             6: ttttrreeaadd00(_t_p, _i_o_p, _f_u_n_c_1, _a_r_g_1, _f_u_n_c_2, _a_r_g_2)
        !             7: TTTTYY *_t_p;
        !             8: IIOO *_i_o_p;
        !             9: iinntt (*_f_u_n_c_1)(), _a_r_g_1, (*_f_u_n_c_2)(), _a_r_g_2;
        !            10: 
        !            11: ttttrreeaadd00() moves  data from the  input queue associated  with _t_p to  the I/O
        !            12: area referenced by iioopp. If an error occurs, it sets field uu.uu_eerrrroorr.
        !            13: 
        !            14: The  following behavior  makes  it possible  to  prevent deadlocks  between
        !            15: coupled drivers,  such as master-slave  pseudoterminal pairs.  If  _f_u_n_c_1 is
        !            16: not null, the function call (*_f_u_n_c_1)(_a_r_g_1) is  performed whenever ttttrreeaadd00()
        !            17: is about to sleep.  Likewise, if _f_u_n_c_2 is not null, (*_f_u_n_c_2)(_a_r_g_2)       is
        !            18: performed whenever ttttrreeaadd00() is about to sleep.
        !            19: 
        !            20: ttttrreeaadd(_t_p, _i_o_p) is equivalent to ttttrreeaadd00(_t_p, _i_o_p, 00, 00, 00, 00).
        !            21: 
        !            22: _S_e_e _A_l_s_o
        !            23: tteerrmmiinnaall-ddeevviiccee rroouuttiinneess

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