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src/bin/pg_upgrade/multixact_read_v18.h
37 строк
1001 B
Peter Geoghegan
Harmonize function parameter names for Postgres 19.
22 апр 2026, 19:47
22 апр 2026, 19:47
d14f69a
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/* * multixact_read_v18.h * * Copyright (c) 2025-2026, PostgreSQL Global Development Group * src/bin/pg_upgrade/multixact_read_v18.h */ #ifndef MULTIXACT_READ_V18_H #define MULTIXACT_READ_V18_H #include "access/multixact.h" #include "slru_io.h" /* * MultiXactOffset changed from uint32 to uint64 between versions 18 and 19. * MultiXactOffset32 is used to represent a 32-bit offset from the old * cluster. */ typedef uint32 MultiXactOffset32; typedef struct OldMultiXactReader { MultiXactId nextMXact; MultiXactOffset32 nextOffset; SlruSegState *offset; SlruSegState *members; } OldMultiXactReader; extern OldMultiXactReader *AllocOldMultiXactRead(char *pgdata, MultiXactId nextMulti, MultiXactOffset32 nextOffset); extern bool GetOldMultiXactIdSingleMember(OldMultiXactReader *state, MultiXactId multi, MultiXactMember *member); extern void FreeOldMultiXactReader(OldMultiXactReader *state); #endif /* MULTIXACT_READ_V18_H */