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/*------------------------------------------------------------------------- * * pqsignal.h * prototypes for the reliable BSD-style signal(2) routine. * * * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * * src/include/libpq/pqsignal.h * * 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, StartupBlockSig; #define PG_SETMASK(mask) sigprocmask(SIG_SETMASK, mask, NULL) #else /* not HAVE_SIGPROCMASK */ extern int UnBlockSig, BlockSig, StartupBlockSig; #ifndef WIN32 #define PG_SETMASK(mask) sigsetmask(*((int*)(mask))) #else #define PG_SETMASK(mask) pqsigsetmask(*((int*)(mask))) int pqsigsetmask(int mask); #endif #define sigaddset(set, signum) (*(set) |= (sigmask(signum))) #define sigdelset(set, signum) (*(set) &= ~(sigmask(signum))) #endif /* not HAVE_SIGPROCMASK */ typedef void (*pqsigfunc) (int); extern void pqinitmask(void); extern pqsigfunc pqsignal(int signo, pqsigfunc func); #endif /* PQSIGNAL_H */