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Comparing ray/src/rt/editline.c (file contents):
Revision 2.1 by greg, Tue Nov 12 17:09:16 1991 UTC vs.
Revision 2.3 by greg, Fri Sep 29 20:49:37 1995 UTC

# Line 1 | Line 1
1 < /* Copyright (c) 1987 Regents of the University of California */
1 > /* Copyright (c) 1995 Regents of the University of California */
2  
3   #ifndef lint
4   static char SCCSid[] = "$SunId$ LBL";
# Line 68 | Line 68 | int  (*c_get)(), (*s_put)();
68   static char  mybuf[512];
69  
70  
71 < char *
72 < getcombuf(d)                            /* return buffer for my command */
73 < struct driver  *d;
71 > tocombuf(b, d)                          /* add command(s) to my buffer */
72 > register char  *b;
73 > register struct driver  *d;
74   {
75 <        d->inpready++;
76 <        return(mybuf+strlen(mybuf));
75 >        register char  *cp;
76 >        char  *comstart;
77 >
78 >        for (cp = mybuf; *cp; cp++)
79 >                ;
80 >        comstart = cp;
81 >        while (*cp++ = *b)
82 >                if (cp >= mybuf+sizeof(mybuf)) {
83 >                        *comstart = '\0';
84 >                        return;         /* what should I do about this? */
85 >                } else if (*b++ == '\n') {
86 >                        d->inpready++;
87 >                        comstart = cp;
88 >                }
89   }
90  
91  
# Line 94 | Line 106 | struct driver  *d;
106                                                  /* send it as reply */
107          strcpy(b, mybuf);
108          d->inpready--;
109 <                                                /* get next command */
109 >                                                /* advance commands */
110          strcpy(mybuf, cp);
111          return(1);
112   }

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