Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 46 insertions, 0 deletions

diff --git a/src/c-ares/ares_cancel.3 b/src/c-ares/ares_cancel.3
new file mode 100644
index 000000000..1a2d3f584
--- /dev/null
+++ b/src/c-ares/ares_cancel.3
@@ -0,0 +1,46 @@
+.\"
+.\" Copyright 1998 by the Massachusetts Institute of Technology.
+.\"
+.\" Permission to use, copy, modify, and distribute this
+.\" software and its documentation for any purpose and without
+.\" fee is hereby granted, provided that the above copyright
+.\" notice appear in all copies and that both that copyright
+.\" notice and this permission notice appear in supporting
+.\" documentation, and that the name of M.I.T. not be used in
+.\" advertising or publicity pertaining to distribution of the
+.\" software without specific, written prior permission.
+.\" M.I.T. makes no representations about the suitability of
+.\" this software for any purpose.  It is provided "as is"
+.\" without express or implied warranty.
+.\"
+.TH ARES_CANCEL 3 "31 March 2004"
+.SH NAME
+ares_cancel \- Cancel a resolve
+.SH SYNOPSIS
+.nf
+#include <ares.h>
+
+void ares_cancel(ares_channel \fIchannel\fP)
+.fi
+.SH DESCRIPTION
+The \fBares_cancel(3)\fP function cancels all lookups/requests made on the the
+name service channel identified by \fIchannel\fP.  \fBares_cancel(3)\fP
+invokes the callbacks for each pending query on the channel, passing a status
+of
+.BR ARES_ECANCELLED .
+These calls give the callbacks a chance to clean up any state which might have
+been stored in their arguments. If such a callback invocation adds a new
+request to the channel, that request will \fInot\fP be cancelled by the
+current invocation of \fBares_cancel(3)\fP.
+.SH SEE ALSO
+.BR ares_init (3)
+.BR ares_destroy (3)
+.SH NOTES
+This function was added in c-ares 1.2.0
+
+c-ares 1.6.0 and earlier pass a status of
+.BR ARES_ETIMEOUT
+instead of
+.BR ARES_ECANCELLED .
+.SH AUTHOR
+Dirk Manske