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Cygwin: delete /dev/kmsg and thus fhandler_mailslot without substitution

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Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
This commit is contained in:
Corinna Vinschen
2018-03-25 12:38:14 +02:00
parent 4fe086c84f
commit 23b5ecdaf3
13 changed files with 623 additions and 1042 deletions
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32
winsup/cygwin/syslog.cc
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@@ -457,38 +457,6 @@ syslog (int priority, const char *message, ...)
va_end (ap);
}
static NO_COPY muto klog_guard;
fhandler_mailslot *dev_kmsg;
extern "C" void
vklog (int priority, const char *message, va_list ap)
{
/* TODO: kernel messages are under our control entirely and they should
be quick. No playing with /dev/null, but a fixed upper size for now. */
char buf[2060]; /* 2048 + a prority */
if (!(priority & ~LOG_PRIMASK))
priority = LOG_KERN | LOG_PRI (priority);
__small_sprintf (buf, "<%d>", priority);
__small_vsprintf (buf + strlen (buf), message, ap);
klog_guard.init ("klog_guard")->acquire ();
if (!dev_kmsg)
dev_kmsg = (fhandler_mailslot *) build_fh_name ("/dev/kmsg");
if (dev_kmsg && !dev_kmsg->get_handle ())
dev_kmsg->open (O_WRONLY, 0);
if (dev_kmsg && dev_kmsg->get_handle ())
dev_kmsg->write (buf, strlen (buf) + 1);
klog_guard.release ();
}
extern "C" void
klog (int priority, const char *message, ...)
{
va_list ap;
va_start (ap, message);
vklog (priority, message, ap);
va_end (ap);
}
extern "C" void
closelog (void)
{