-/* Parse string S as an integer, using decimal radix by default,
- but allowing octal and hex numbers as in C. */
-
-static int
-integer_arg (char *s)
-{
- int value;
- int radix = 10;
- char *p = s;
- int c;
-
- if (*p != '0')
- radix = 10;
- else if (*++p == 'x')
- {
- radix = 16;
- p++;
- }
- else
- radix = 8;
-
- value = 0;
- while (((c = *p++) >= '0' && c <= '9')
- || (radix == 16 && (c & ~40) >= 'A' && (c & ~40) <= 'Z'))
- {
- value *= radix;
- if (c >= '0' && c <= '9')
- value += c - '0';
- else
- value += (c & ~40) - 'A';
- }
-
- if (c == 'b')
- value *= 512;
- else if (c == 'B')
- value *= 1024;
- else
- p--;
-
- if (*p)
- fatal (_("invalid integer argument %s"), s);
-
- return value;
-}
-