2 * Copyright 1987 by MIT Student Information Processing Board
4 * For copyright info, see mit-sipb-copyright.h.
7 #include "error_table.h"
8 #include "mit-sipb-copyright.h"
12 static const char copyright[] =
13 "Copyright 1987,1988 by Student Information Processing Board, Massachusetts Institute of Technology";
14 static const char rcsid_et_name_c[] =
18 static const char char_set[] =
19 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_";
23 const char * error_table_name(num)
30 /* num = aa aaa abb bbb bcc ccc cdd ddd d?? ??? ??? */
32 num >>= ERRCODE_RANGE;
33 /* num = ?? ??? ??? aaa aaa bbb bbb ccc ccc ddd ddd */
35 /* num = 00 000 000 aaa aaa bbb bbb ccc ccc ddd ddd */
36 for (i = 4; i >= 0; i--) {
37 ch = (num >> BITS_PER_CHAR * i) & ((1 << BITS_PER_CHAR) - 1);
39 *p++ = char_set[ch-1];