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24a58196dd
We should probably prevent any type of namespace collision with something else. Signed-off-by: Donald Sharp <sharpd@nvidia.com>
53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Quagga Signal handling header.
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*
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* Copyright (C) 2004 Paul Jakma.
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*/
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#ifndef _FRR_SIGNAL_H
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#define _FRR_SIGNAL_H
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#include <frrevent.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define FRR_SIGNAL_TIMER_INTERVAL 2L
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struct frr_signal_t {
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int signal; /* signal number */
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void (*handler)(void); /* handler to call */
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volatile sig_atomic_t caught; /* private member */
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};
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/* initialise sigevent system
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* takes:
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* - pointer to valid struct event_loop
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* - number of elements in passed in signals array
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* - array of frr_signal_t's describing signals to handle
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* and handlers to use for each signal
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*/
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extern void signal_init(struct event_loop *m, int sigc,
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struct frr_signal_t *signals);
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/*
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* Check whether any signals have been received and are pending. This is done
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* with the application's key signals blocked. The complete set of signals
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* is returned in 'setp', so the caller can restore them when appropriate.
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* If there are pending signals, returns 'true', 'false' otherwise.
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*/
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bool frr_sigevent_check(sigset_t *setp);
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/* check whether there are signals to handle, process any found */
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extern int frr_sigevent_process(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _FRR_SIGNAL_H */
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