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author | Keir Fraser <keir.fraser@citrix.com> | 2010-08-02 11:15:30 +0100 |
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committer | Keir Fraser <keir.fraser@citrix.com> | 2010-08-02 11:15:30 +0100 |
commit | df6c652a15f43c187de52e57735e250ccd2c0b47 (patch) | |
tree | 66e6cc4cb81dfad67454024c4db3337f720bf376 | |
parent | f187d23f35719057ebe8f788f4a12a9d13034d0b (diff) | |
download | xen-df6c652a15f43c187de52e57735e250ccd2c0b47.tar.gz xen-df6c652a15f43c187de52e57735e250ccd2c0b47.tar.bz2 xen-df6c652a15f43c187de52e57735e250ccd2c0b47.zip |
xenconsole: do not exit if a pty device is missing
This can just mean we have raced with the bootloader exiting and if we
continue we will likely see the real domain console show up.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
xen-unstable changeset: 21797:c18f43ed379e
xen-unstable date: Wed Jul 14 16:36:47 2010 +0100
-rw-r--r-- | tools/console/client/main.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/console/client/main.c b/tools/console/client/main.c index 840f08eec6..4289d361a6 100644 --- a/tools/console/client/main.c +++ b/tools/console/client/main.c @@ -115,6 +115,8 @@ static int get_pty_fd(struct xs_handle *xs, char *path, int seconds) * disambiguate: just read the pty path */ pty_path = xs_read(xs, XBT_NULL, path, &len); if (pty_path != NULL) { + if (access(pty_path, R_OK|W_OK) != 0) + continue; pty_fd = open(pty_path, O_RDWR | O_NOCTTY); if (pty_fd == -1) err(errno, "Could not open tty `%s'", |