pg_wait_sampling/compat.h at master · postgrespro/pg_wait_sampling · GitHub

Name: pg_wait_sampling/compat.h at master · postgrespro/pg_wait_sampling · GitHub
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/*
 * compat.h
 * Definitions for function wrappers compatible between PG versions.
 *
 * Copyright (c) 2015-2025, Postgres Professional
 *
 * IDENTIFICATION
 * contrib/pg_wait_sampling/compat.h
 */
#ifndef__COMPAT_H__
#define__COMPAT_H__

#include"miscadmin.h"
#include"storage/shm_mq.h"

staticinlineshm_mq_result
shm_mq_send_compat(shm_mq_handle*mqh, Sizenbytes, constvoid*data,
boolnowait, boolforce_flush)
{
#ifPG_VERSION_NUM >= 150000
returnshm_mq_send(mqh, nbytes, data, nowait, force_flush);
#else
returnshm_mq_send(mqh, nbytes, data, nowait);
#endif
}

#ifPG_VERSION_NUM<170000
#defineINIT_PG_LOAD_SESSION_LIBS 0x0001
#defineINIT_PG_OVERRIDE_ALLOW_CONNS 0x0002
#endif

staticinlinevoid
InitPostgresCompat(constchar*in_dbname, Oiddboid,
constchar*username, Oiduseroid,
bits32flags,
char*out_dbname)
{
#ifPG_VERSION_NUM >= 170000
InitPostgres(in_dbname, dboid, username, useroid, flags, out_dbname);
#elifPG_VERSION_NUM >= 150000
InitPostgres(in_dbname, dboid, username, useroid,
flags&INIT_PG_LOAD_SESSION_LIBS,
flags&INIT_PG_OVERRIDE_ALLOW_CONNS, out_dbname);
#else
InitPostgres(in_dbname, dboid, username, useroid, out_dbname,
flags&INIT_PG_OVERRIDE_ALLOW_CONNS);
#endif
}

#endif