#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <signal.h>

int main(int argc, char *argv[]) {
	char *line = NULL;
	size_t len = 0;
	ssize_t read;
	FILE * rfd;

	if (argc < 2) {
		printf("Usage:\nir <file>\n");
		return -1;
	}
	rfd = fopen(argv[1], "r");
	if (rfd == NULL) {
		printf("Failed to open file: %s\n", argv[1]);
		return -1;
	}

	for (;;) {
		read = getline(&line, &len, rfd);
		if (read > 0) {
			write(1, line, read);
		}
	}

	if (line) free(line);
	return 0;
}