git: ttyname(3) - Set errno if ttyname_r call fails

[Alex Hornung <alexh@xxxxxxxxxxxxxxxxxxxxxxx>]

commit 4998a7ac0aa83ff49b852b33f9f264c7e3c0fe21
Author: Alex Hornung <ahornung@gmail.com>
Date:   Tue Aug 11 10:19:57 2009 +0100

    ttyname(3) - Set errno if ttyname_r call fails
    
    * If ttyname_r returns non-null when called from ttyname, set errno
      in ttyname to whatever *_r returned.
      This also makes our ttyname comply with the standard.
    
    Reported-By: Sascha Wildner

Summary of changes:
 lib/libc/gen/ttyname.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/4998a7ac0aa83ff49b852b33f9f264c7e3c0fe21


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