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Annotation of 43BSD/usr.bin/refer/refer8.c, revision 1.1

1.1     ! root        1: #ifndef lint
        !             2: static char *sccsid = "@(#)refer8.c    4.1 (Berkeley) 5/6/83";
        !             3: #endif
        !             4: 
        !             5: #include "refer..c"
        !             6: 
        !             7: static char ahead[1024];
        !             8: static int peeked = 0;
        !             9: static char *noteof = (char *) 1;
        !            10: 
        !            11: char *
        !            12: input(s)
        !            13: char *s;
        !            14: {
        !            15:        if (peeked) {
        !            16:                peeked = 0;
        !            17:                if (noteof == 0)
        !            18:                        return(0);
        !            19:                strcpy(s, ahead);
        !            20:                return(s);
        !            21:        }
        !            22:        return(fgets(s, 1000, in));
        !            23: }
        !            24: 
        !            25: char *
        !            26: lookat()
        !            27: {
        !            28:        if (peeked)
        !            29:                return(ahead);
        !            30:        noteof = input(ahead);
        !            31:        peeked = 1;
        !            32:        return(noteof);
        !            33: }
        !            34: 
        !            35: addch(s, c)
        !            36: char *s;
        !            37: {
        !            38:        while (*s)
        !            39:                s++;
        !            40:        *s++ = c;
        !            41:        *s = 0;
        !            42: }

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