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e5793916f0
There are list definitions everywhere in the code, let's drop the need for including list-t.h to declare them. The rest of the list manipulation is huge however and not needed everywhere so using the list walking macros still requires to include list.h.
67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/*
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* include/haproxy/signal-t.h
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* Asynchronous signal delivery functions descriptors.
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*
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* Copyright 2000-2010 Willy Tarreau <w@1wt.eu>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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*/
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#ifndef _HAPROXY_SIGNAL_T_H
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#define _HAPROXY_SIGNAL_T_H
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#include <signal.h>
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#include <haproxy/api-t.h>
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/* flags for -> flags */
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#define SIG_F_ONE_SHOOT 0x0001 /* unregister handler before calling it */
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#define SIG_F_TYPE_FCT 0x0002 /* handler is a function + arg */
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#define SIG_F_TYPE_TASK 0x0004 /* handler is a task + reason */
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/* Define WDTSIG if available */
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#if defined(USE_RT) && (_POSIX_TIMERS > 0) && defined(_POSIX_THREAD_CPUTIME)
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/* We'll deliver SIGALRM when we've run out of CPU as it's not intercepted by
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* gdb by default.
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*/
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#define WDTSIG SIGALRM
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#endif
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#ifdef USE_THREAD_DUMP
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/* The signal to trigger a debug dump on a thread is SIGURG. It has the benefit
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* of not stopping gdb by default, so that issuing "show threads" in a process
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* being debugged has no adverse effect.
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*/
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#define DEBUGSIG SIGURG
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#endif
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/* those are highly dynamic and stored in pools */
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struct sig_handler {
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struct list list;
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void *handler; /* function to call or task to wake up */
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int arg; /* arg to pass to function, or signals*/
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int flags; /* SIG_F_* */
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};
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/* one per signal */
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struct signal_descriptor {
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int count; /* number of times raised */
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struct list handlers; /* sig_handler */
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};
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#endif /* _HAPROXY_SIGNAL_T_H */
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/*
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* Local variables:
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* c-indent-level: 8
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* c-basic-offset: 8
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* End:
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*/
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