# | Line 427 | Line 427 | void usage(char *progname){ | |
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427 | int main(int argc, char **argv){ | |
428 | ||
429 | extern char *optarg; | |
430 | – | extern int optind; |
430 | int c; | |
431 | ||
432 | time_t last_update = 0; | |
# | Line 448 | Line 447 | int main(int argc, char **argv){ | |
447 | switch (c){ | |
448 | case 'd': | |
449 | delay = atoi(optarg); | |
450 | < | if (delay == 0){ |
450 | > | if (delay < 1){ |
451 | fprintf(stderr, "Time must be 1 second or greater\n"); | |
452 | exit(1); | |
453 | } |
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