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   1 /* atooi.c -- octal version of atoi()
   2  *
   3  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   4  * COPYRIGHT file in the root directory of the nmh distribution for
   5  * complete copyright information.
   6  */
   7
   8 #include <h/mh.h>
   9
  10
  11 int
  12 atooi(char *cp)
  13 {
  14     int i, base;
  15
  16     i = 0;
  17     base = 8;
  18     while (*cp >= '0' && *cp <= '7') {
  19         i *= base;
  20         i += *cp++ - '0';
  21     }
  22
  23     return i;
  24 }