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author	Sami Kerola <kerolasa@iki.fi>
	Sat, 14 May 2016 18:50:41 +0000 (19:50 +0100)
committer	Sami Kerola <kerolasa@iki.fi>
	Sun, 3 Jul 2016 22:35:10 +0000 (23:35 +0100)
commit	285c1f3a3eda762897d45f698e94c461d68e8d68
tree	e2b99cdb523a2f4341e68da397310925df91f402	tree \| snapshot
parent	a58b90255c247efc455e6e84ffa0601b325ac090	commit \| diff

lib: try to find tty in get_terminal_name()

Try all standard terminal input/output file descriptors when finding tty
name in get_germinal_name(). This should make all invocations of the
function as robust as they can get.

Signed-off-by: Sami Kerola <kerolasa@iki.fi>

include/ttyutils.h		diff \| blob \| blame \| history
lib/ttyutils.c		diff \| blob \| blame \| history
login-utils/login.c		diff \| blob \| blame \| history
login-utils/su-common.c		diff \| blob \| blame \| history
term-utils/write.c		diff \| blob \| blame \| history

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