#include #include int main(int argc, const char ** argv) { int nsecs; if (argc != 2) { fputs("usage: bsleep \n n = number of seconds\n", stderr); exit(1); } if (sscanf(argv[1], "%d", &nsecs) != 1) { fputs("sleep: incorrect argument, must be number of seconds to sleep\n", stderr); exit(1); } Sleep(nsecs * 1000); exit(0); }