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pqsignal.h
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1 /*-------------------------------------------------------------------------
2  *
3  * pqsignal.h
4  * Backend signal(2) support (see also src/port/pqsignal.c)
5  *
6  * Portions Copyright (c) 1996-2017, PostgreSQL Global Development Group
7  * Portions Copyright (c) 1994, Regents of the University of California
8  *
9  * src/include/libpq/pqsignal.h
10  *
11  *-------------------------------------------------------------------------
12  */
13 #ifndef PQSIGNAL_H
14 #define PQSIGNAL_H
15 
16 #include <signal.h>
17 
18 #ifndef WIN32
19 #define PG_SETMASK(mask) sigprocmask(SIG_SETMASK, mask, NULL)
20 #else
21 /* Emulate POSIX sigset_t APIs on Windows */
22 typedef int sigset_t;
23 
24 extern int pqsigsetmask(int mask);
25 
26 #define PG_SETMASK(mask) pqsigsetmask(*(mask))
27 #define sigemptyset(set) (*(set) = 0)
28 #define sigfillset(set) (*(set) = ~0)
29 #define sigaddset(set, signum) (*(set) |= (sigmask(signum)))
30 #define sigdelset(set, signum) (*(set) &= ~(sigmask(signum)))
31 #endif /* WIN32 */
32 
33 extern sigset_t UnBlockSig,
34  BlockSig,
36 
37 extern void pqinitmask(void);
38 
39 #endif /* PQSIGNAL_H */
int pqsigsetmask(int mask)
Definition: signal.c:145
sigset_t UnBlockSig
Definition: pqsignal.c:22
sigset_t StartupBlockSig
Definition: pqsignal.c:22
void pqinitmask(void)
Definition: pqsignal.c:41
sigset_t BlockSig
Definition: pqsignal.c:22