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/* -*-pgsql-c-*- */
/*
*
* $Header: /cvsroot/pgpool/pgpool/pool_signal.h,v 1.3 2006/04/28 07:37:39 y-asaba Exp $
*
* pgpool: a language independent connection pool server for PostgreSQL
* written by Tatsuo Ishii
*
* Portions Copyright (c) 2003-2006, PgPool Global Development Group
* Portions Copyright (c) 2004, PostgreSQL Global Development Group
*
* 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 the
* author not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission. The author makes no representations about the
* suitability of this software for any purpose. It is provided "as
* is" without express or implied warranty.
*
* pool.h.: master definition header file
*
*/
#ifndef POOL_SIGNAL_H
#define POOL_SIGNALH
/*
* Signal stuff. Stolen from PostgreSQL source code.
*/
#include <signal.h>
#ifdef HAVE_SIGPROCMASK
extern sigset_t UnBlockSig,
BlockSig,
AuthBlockSig;
#define POOL_SETMASK(mask) sigprocmask(SIG_SETMASK, mask, NULL)
#define POOL_SETMASK2(mask, oldmask) sigprocmask(SIG_SETMASK, mask, oldmask)
#else
extern int UnBlockSig,
BlockSig,
AuthBlockSig;
#ifndef WIN32
#define POOL_SETMASK(mask) sigsetmask(*((int*)(mask)))
#define POOL_SETMASK2(mask, oldmask) do {oldmask = POOL_SETMASK(mask)} while (0)
#else
#define POOL_SETMASK(mask) pqsigsetmask(*((int*)(mask)))
#define POOL_SETMASK2(mask, oldmask) do {oldmask = POOL_SETMASK(mask)} while (0)
int pqsigsetmask(int mask);
#endif
#endif
typedef void (*pool_sighandler_t) (int);
extern pool_sighandler_t pool_signal(int signo, pool_sighandler_t func);
extern void poolinitmask(void);
#endif /* POOL_SIGNAL_H */
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