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author | Al Viro <viro@zeniv.linux.org.uk> | 2017-04-02 10:33:48 -0400 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-04-02 10:33:48 -0400 |
commit | bee3f412d6fc94011850f16cddce745d529411a5 (patch) | |
tree | 01b1823a3bc0cb760129ed15f7ec027a36edc48b /tools/testing/ktest/ktest.pl | |
parent | d597580d373774b1bdab84b3d26ff0b55162b916 (diff) | |
parent | 476e75a44b56038bee9207242d4bc718f6b4de06 (diff) |
Merge branch 'parisc-4.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux into uaccess.parisc
Diffstat (limited to 'tools/testing/ktest/ktest.pl')
-rwxr-xr-x | tools/testing/ktest/ktest.pl | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/tools/testing/ktest/ktest.pl b/tools/testing/ktest/ktest.pl index 6e4eb2fc2d1e..0c8b61f8398e 100755 --- a/tools/testing/ktest/ktest.pl +++ b/tools/testing/ktest/ktest.pl @@ -1880,6 +1880,7 @@ sub get_grub_index { sub wait_for_input { my ($fp, $time) = @_; + my $start_time; my $rin; my $rout; my $nr; @@ -1895,17 +1896,22 @@ sub wait_for_input vec($rin, fileno($fp), 1) = 1; vec($rin, fileno(\*STDIN), 1) = 1; + $start_time = time; + while (1) { $nr = select($rout=$rin, undef, undef, $time); - if ($nr <= 0) { - return undef; - } + last if ($nr <= 0); # copy data from stdin to the console if (vec($rout, fileno(\*STDIN), 1) == 1) { - sysread(\*STDIN, $buf, 1000); - syswrite($fp, $buf, 1000); + $nr = sysread(\*STDIN, $buf, 1000); + syswrite($fp, $buf, $nr) if ($nr > 0); + } + + # The timeout is based on time waiting for the fp data + if (vec($rout, fileno($fp), 1) != 1) { + last if (defined($time) && (time - $start_time > $time)); next; } @@ -1917,12 +1923,11 @@ sub wait_for_input last if ($ch eq "\n"); } - if (!length($line)) { - return undef; - } + last if (!length($line)); return $line; } + return undef; } sub reboot_to { |