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#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <fcntl.h>
#include "portability.h"
#include "os.h"
int verbose;
int main(int argc, char *argv[]) {
int i;
int n = 1;
for (i=1; i<argc; i++) {
char *arg = argv[i];
if (strcmp(arg, "-v") == 0 || strcmp(arg, "--verbose") == 0)
verbose++;
n = atoi(arg);
}
for (i=0; i<1000; i++) {
if (verbose) {
printf("usleep %d\n", i); fflush(stdout);
}
usleep(n);
}
return 0;
}