- *valp = strtol(cp, &cp, 0);
- /* skip trailing qualifiers */
+ *valp = 0;
+
+ if (*cp == '0') {
+ cp++;
+ if ((*cp == 'x') || (*cp == 'X')) {
+ base = 16;
+ cp++;
+ } else {
+ base = 8;
+ }
+ }
+
+ /* Ignore overflows and assume ASCII, what source is usually written in */
+ while (1) {
+ int increment = -1;
+ if (base == 8) {
+ if ((*cp >= '0') && (*cp <= '7'))
+ increment = *cp++ - '0';
+ } else if (base == 16) {
+ if ((*cp >= '0') && (*cp <= '9'))
+ increment = *cp++ - '0';
+ else if ((*cp >= 'A') && (*cp <= 'F'))
+ increment = *cp++ - ('A' - 10);
+ else if ((*cp >= 'a') && (*cp <= 'f'))
+ increment = *cp++ - ('a' - 10);
+ } else { /* Decimal */
+ if ((*cp >= '0') && (*cp <= '9'))
+ increment = *cp++ - '0';
+ }
+ if (increment < 0)
+ break;
+ *valp = (*valp * base) + increment;
+ }
+
+ /* Skip trailing qualifiers */