tree b554bb0f63ab83472ea770d80044c62d67be902f
parent 1e8fef609e78110e276df633c5ba1fb1f1589fa5
author Charles Bailey <cbailey32@bloomberg.net> 1437152981 +0100
committer Junio C Hamano <gitster@pobox.com> 1437169199 -0700

untracked: fix detection of uname(2) failure

According to POSIX specification uname(2) must return -1 on failure
and a non-negative value on success.  Although many implementations
do return 0 on success it is valid to return any positive value for
success.  In particular, Solaris returns 1.

Signed-off-by: Charles Bailey <cbailey32@bloomberg.net>
Reviewed-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>