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/*-------------------------------------------------------------------------
*
* pqsignal.h
* prototypes for the reliable BSD-style signal(2) routine.
*
*
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: pqsignal.h,v 1.14 2000/06/28 03:33:14 tgl Exp $
*
* NOTES
* This shouldn't be in libpq, but the monitor and some other
* things need it...
*
*-------------------------------------------------------------------------
*/
#ifndef PQSIGNAL_H
#define PQSIGNAL_H
#include <signal.h>
#ifdef HAVE_SIGPROCMASK
extern sigset_t UnBlockSig,
BlockSig;
#define PG_SETMASK(mask) sigprocmask(SIG_SETMASK, mask, NULL)
#else
extern int UnBlockSig,
BlockSig;
#define PG_SETMASK(mask) sigsetmask(*((int*)(mask)))
#endif
typedef void (*pqsigfunc) (int);
extern void pqinitmask(void);
extern pqsigfunc pqsignal(int signo, pqsigfunc func);
#endif /* PQSIGNAL_H */
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