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authordkegel@google.com <dkegel@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2008-09-18 00:08:57 +0000
committerdkegel@google.com <dkegel@google.com@0039d316-1c4b-4281-b951-d872f2087c98>2008-09-18 00:08:57 +0000
commit0fe41aecdbfd97633bda1a892b2f3efb60f1d3ed (patch)
tree1f42710b6f0e4250bca214f340ab752491f6d20a /third_party/libevent/evsignal.h
parent7a89f55023d63bb8d2ffb8d6bec083bd30cd226d (diff)
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Just import libevent, with minor tweaks as described in README.google
A second changelist will actually use it Split because otherwise it's hard to review the second part. git-svn-id: svn://svn.chromium.org/chrome/trunk/src@2345 0039d316-1c4b-4281-b951-d872f2087c98
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+/*
+ * Copyright 2000-2002 Niels Provos <provos@citi.umich.edu>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+#ifndef _EVSIGNAL_H_
+#define _EVSIGNAL_H_
+
+typedef void (*ev_sighandler_t)(int);
+
+struct evsignal_info {
+ struct event ev_signal;
+ int ev_signal_pair[2];
+ int ev_signal_added;
+ volatile sig_atomic_t evsignal_caught;
+ struct event_list evsigevents[NSIG];
+ sig_atomic_t evsigcaught[NSIG];
+#ifdef HAVE_SIGACTION
+ struct sigaction **sh_old;
+#else
+ ev_sighandler_t **sh_old;
+#endif
+ int sh_old_max;
+};
+void evsignal_init(struct event_base *);
+void evsignal_process(struct event_base *);
+int evsignal_add(struct event *);
+int evsignal_del(struct event *);
+void evsignal_dealloc(struct event_base *);
+
+#endif /* _EVSIGNAL_H_ */