43 lines
1.1 KiB
C
Executable File
43 lines
1.1 KiB
C
Executable File
/*-------------------------------------------------------------------------
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*
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* pqsignal.h
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* Backend signal(2) support (see also src/port/pqsignal.c)
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*
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* Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/libpq/pqsignal.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PQSIGNAL_H
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#define PQSIGNAL_H
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#include <signal.h>
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#ifndef WIN32
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#define PG_SETMASK(mask) sigprocmask(SIG_SETMASK, mask, NULL)
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#else
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/* Emulate POSIX sigset_t APIs on Windows */
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typedef int sigset_t;
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extern int pqsigsetmask(int mask);
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#define PG_SETMASK(mask) pqsigsetmask(*(mask))
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#define sigemptyset(set) (*(set) = 0)
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#define sigfillset(set) (*(set) = ~0)
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#define sigaddset(set, signum) (*(set) |= (sigmask(signum)))
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#define sigdelset(set, signum) (*(set) &= ~(sigmask(signum)))
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#endif /* WIN32 */
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extern sigset_t UnBlockSig,
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BlockSig,
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StartupBlockSig;
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extern void pqinitmask(void);
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/* pqsigfunc is declared in src/include/port.h */
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extern pqsigfunc pqsignal_pm(int signo, pqsigfunc func);
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#endif /* PQSIGNAL_H */
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