k9core

Coreutils for *nix operating systems [fork]
git clone git://bvnf.space/k9core.git
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tty.c (239B)

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#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>

int
main(void)
{
	char *tty = ttyname(1);
	if(tty == NULL) {
		fprintf(stderr, "tty: %s\n", strerror(errno));
		return 1;
	}
	printf("%s\n", tty);
	return 0;
}