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Lines Matching refs:tty

182 checktty(const char *tty)
188 	(void)strlcat(ttyfile, tty, sizeof(ttyfile));
190 	/* make sure the tty exists */
203 makelock(char *buf, size_t bufsiz, const char *tty)
206 	(void)strlcat(buf, tty, bufsiz);
212 ttylock(const char *tty, int flags, pid_t *locker)
216 	_DIAGASSERT(tty != NULL);
218 	if (checktty(tty) != 0)
222 	return pidlock(makelock(lockfile, sizeof(lockfile), tty),
227 ttyunlock(const char *tty)
231 	_DIAGASSERT(tty != NULL);
233 	if (checktty(tty) != 0)
237 	return unlink(makelock(lockfile, sizeof(lockfile), tty));