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Annotation of researchv10no/ncurses/screen/cntcostfn.c, revision 1.1.1.1

1.1       root        1: #include "curses.ext"
                      2: /*     @(#) cntcostfn.c: 1.1 10/15/83  (1.13   8/20/82)        */
                      3: 
                      4: static counter = 0;
                      5: /* ARGSUSED */
                      6: _countchar(ch)
                      7: char ch;
                      8: {
                      9:        counter++;
                     10: }
                     11: 
                     12: /*
                     13:  * Figure out the _cost in characters to print this string.
                     14:  * Due to padding, we can't just use strlen, so instead we
                     15:  * feed it through tputs and trap the results.
                     16:  * Even if the terminal uses xon/xoff handshaking, count the
                     17:  * pad chars here since they estimate the real time to do the
                     18:  * operation, useful in calculating costs.
                     19:  */
                     20: _cost_fn(str, affcnt)
                     21: char *str;
                     22: {
                     23:        int save_xflag = xon_xoff;
                     24: 
                     25:        if (str == NULL)
                     26:                return INFINITY;
                     27:        counter = 0;
                     28:        xon_xoff = 0;
                     29:        tputs(str, affcnt, _countchar);
                     30:        xon_xoff = save_xflag;
                     31:        return counter;
                     32: }

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