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#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <fcntl.h>
#include <errno.h>
#include <unistd.h>
#include "tty.h"
void usage(char *p) {
fprintf(stderr, "Usage: %s <tty>\n", p);
exit(1);
}
int main(int argc, char *argv[]) {
int tty_fd;
if (argc != 2) {
usage(argv[0]);
}
tty_fd = tty_open(argv[1]);
if (tty_fd < 0) {
fprintf(stderr, "ERROR %i: %s\n", errno, strerror(errno));
return 1;
}
while (1) {
char buf[256];
int rv;
rv = read(tty_fd, buf, sizeof(buf));
if (rv < 0) continue;
write(STDOUT_FILENO, buf, rv);
fflush(stdout);
}
}
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