| 25 | } |
| 26 | |
| 27 | void check_int(long val, int min, int max, int err, char *string, char *endptr, |
| 28 | char *progname) |
| 29 | { |
| 30 | if (val < min || val > max) { |
| 31 | usage(progname, |
| 32 | "\nError: The value has to be between 0x%x and 0x%x\n", |
| 33 | min, max); |
| 34 | exit(EXIT_FAILURE); |
| 35 | } |
| 36 | |
| 37 | if (endptr == string || *endptr != '\0') { |
| 38 | usage(progname, "\nError: An integer is required\n"); |
| 39 | exit(EXIT_FAILURE); |
| 40 | } |
| 41 | |
| 42 | if ((err) && (!val)) { |
| 43 | perror("strtol"); |
| 44 | exit(EXIT_FAILURE); |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | int main(int argc, char *argv[]) |
| 49 | { |