mirror of
https://github.com/postgres/postgres.git
synced 2026-06-05 23:33:01 -04:00
Bruce Momjian
7e04792a1c
Update all files in head, and files COPYRIGHT and legal.sgml in all back branches.
75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
/*-------------------------------------------------------------------------
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*
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* postmaster.h
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* Exports from postmaster/postmaster.c.
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*
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* Portions Copyright (c) 1996-2014, 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/postmaster/postmaster.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef _POSTMASTER_H
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#define _POSTMASTER_H
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/* GUC options */
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extern bool EnableSSL;
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extern int ReservedBackends;
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extern int PostPortNumber;
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extern int Unix_socket_permissions;
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extern char *Unix_socket_group;
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extern char *Unix_socket_directories;
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extern char *ListenAddresses;
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extern bool ClientAuthInProgress;
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extern int PreAuthDelay;
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extern int AuthenticationTimeout;
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extern bool Log_connections;
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extern bool log_hostname;
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extern bool enable_bonjour;
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extern char *bonjour_name;
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extern bool restart_after_crash;
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#ifdef WIN32
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extern HANDLE PostmasterHandle;
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#else
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extern int postmaster_alive_fds[2];
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/*
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* Constants that represent which of postmaster_alive_fds is held by
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* postmaster, and which is used in children to check for postmaster death.
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*/
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#define POSTMASTER_FD_WATCH 0 /* used in children to check for
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* postmaster death */
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#define POSTMASTER_FD_OWN 1 /* kept open by postmaster only */
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#endif
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extern const char *progname;
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extern void PostmasterMain(int argc, char *argv[]) __attribute__((noreturn));
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extern void ClosePostmasterPorts(bool am_syslogger);
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extern int MaxLivePostmasterChildren(void);
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extern int GetNumShmemAttachedBgworkers(void);
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extern bool PostmasterMarkPIDForWorkerNotify(int);
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#ifdef EXEC_BACKEND
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extern pid_t postmaster_forkexec(int argc, char *argv[]);
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extern void SubPostmasterMain(int argc, char *argv[]) __attribute__((noreturn));
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extern Size ShmemBackendArraySize(void);
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extern void ShmemBackendArrayAllocation(void);
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#endif
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/*
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* Note: MAX_BACKENDS is limited to 2^23-1 because inval.c stores the
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* backend ID as a 3-byte signed integer. Even if that limitation were
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* removed, we still could not exceed INT_MAX/4 because some places compute
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* 4*MaxBackends without any overflow check. This is rechecked in the relevant
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* GUC check hooks and in RegisterBackgroundWorker().
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*/
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#define MAX_BACKENDS 0x7fffff
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#endif /* _POSTMASTER_H */
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