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Diffstat (limited to 'src/backend/include/postgres.h')
| -rw-r--r-- | src/backend/include/postgres.h | 226 |
1 files changed, 0 insertions, 226 deletions
diff --git a/src/backend/include/postgres.h b/src/backend/include/postgres.h deleted file mode 100644 index 6ad293cd29..0000000000 --- a/src/backend/include/postgres.h +++ /dev/null @@ -1,226 +0,0 @@ -/*------------------------------------------------------------------------- - * - * postgres.h-- - * definition of (and support for) postgres system types. - * this file is included by almost every .c in the system - * - * Copyright (c) 1995, Regents of the University of California - * - * $Id: postgres.h,v 1.5 1996/10/18 18:28:33 scrappy Exp $ - * - *------------------------------------------------------------------------- - */ -/* - * NOTES - * this file will eventually contain the definitions for the - * following (and perhaps other) system types: - * - * int2 int4 float4 float8 - * Oid regproc RegProcedure - * aclitem - * struct varlena - * char8 char16 int28 oid8 - * bytea text - * NameData Name - * oidint4 oidint2 oidname - * - * TABLE OF CONTENTS - * 1) simple type definitions - * 2) varlena and array types - * 3) TransactionId and CommandId - * 4) genbki macros used by catalog/pg_xxx.h files - * 5) random SIGNBIT, MAXPGPATH, STATUS macros - * - * ---------------------------------------------------------------- - */ -#ifndef POSTGRES_H -#define POSTGRES_H - -#include "config.h" -#include "c.h" -#include "utils/elog.h" - -/* ---------------------------------------------------------------- - * Section 1: simple type definitions - * ---------------------------------------------------------------- - */ - -typedef int16 int2; -typedef int32 int4; -typedef float float4; -typedef double float8; - -typedef int4 aclitem; - - -typedef uint32 Oid; -#define InvalidOid 0 -#define OidIsValid(objectId) ((bool) (objectId != InvalidOid)) - -/* unfortunately, both regproc and RegProcedure are used */ -typedef Oid regproc; -typedef Oid RegProcedure; - -/* ptr to func returning (char *) */ -typedef char * ((*func_ptr)()); - - -#define RegProcedureIsValid(p) OidIsValid(p) - -/* ---------------------------------------------------------------- - * Section 2: variable length and array types - * ---------------------------------------------------------------- - */ -/* ---------------- - * struct varlena - * ---------------- - */ -struct varlena { - int32 vl_len; - char vl_dat[1]; -}; - -#define VARSIZE(PTR) (((struct varlena *)(PTR))->vl_len) -#define VARDATA(PTR) (((struct varlena *)(PTR))->vl_dat) -#define VARHDRSZ sizeof(int32) - -typedef struct varlena bytea; -typedef struct varlena text; - -typedef struct char8 { - char data[8]; -} char8; - -/* ---------------- - * char16 - * ---------------- - */ -typedef struct char16 { - char data[16]; -} char16; - -typedef char16 *Char16; - -typedef int2 int28[8]; -typedef Oid oid8[8]; - -/* char16 is distinct from Name. - now, you can truly change the max length of system names - by altering the NAMEDATALEN define below. - don't set the value too high because tuples are still constrained - to be less than 8K -*/ - - /* NAMEDATALEN is the maximum string length (counting terminating null) - of a Name */ -/* defined in Makefile.global */ -/* if you change the value of NAMEDATALEN, you may need to change the - alignment of the 'name' type in pg_type.h */ -#ifndef NAMEDATALEN -#define NAMEDATALEN 16 -#endif /* NAMEDATALEN */ -/* OIDNAMELEN should be NAMEDATALEN + sizeof(Oid) */ -#ifndef OIDNAMELEN -#define OIDNAMELEN 20 -#endif /* OIDNAMELEN */ - -typedef struct nameData { - char data[NAMEDATALEN]; -} NameData; -typedef NameData *Name; - -/* ---------------- - * oidint4 - * - * this is a new system type used by the file interface. - * ---------------- - */ -typedef struct OidInt4Data { - Oid oi_oid; - int32 oi_int4; -} OidInt4Data; - -typedef struct OidInt4Data *OidInt4; - -/* ---------------- - * oidint2 - * - * this is a new system type used to define indices on two attrs. - * ---------------- - */ -typedef struct OidInt2Data { - Oid oi_oid; - int16 oi_int2; -} OidInt2Data; - -typedef struct OidInt2Data *OidInt2; - -/* ---------------- - * oidname - * - * this is a new system type used to define indices on two attrs. - * ---------------- - */ -typedef struct OidNameData { - Oid id; - NameData name; -} OidNameData; - -typedef struct OidNameData *OidName; - -/* ---------------------------------------------------------------- - * Section 3: TransactionId and CommandId - * ---------------------------------------------------------------- - */ - -typedef uint32 TransactionId; -#define InvalidTransactionId 0 -typedef uint16 CommandId; -#define FirstCommandId 0 - -/* ---------------------------------------------------------------- - * Section 4: genbki macros used by the - * catalog/pg_xxx.h files - * ---------------------------------------------------------------- - */ -#define CATALOG(x) \ - typedef struct CppConcat(FormData_,x) - -#define DATA(x) extern int errno -#define DECLARE_INDEX(x) extern int errno - -#define BUILD_INDICES -#define BOOTSTRAP - -#define BKI_BEGIN -#define BKI_END - -/* ---------------------------------------------------------------- - * Section 5: random stuff - * SIGNBIT, MAXPGPATH, STATUS... - * ---------------------------------------------------------------- - */ - -/* msb for int/unsigned */ -#define SIGNBIT (0x8000) - -/* msb for char */ -#define CSIGNBIT (1 << 7) - -/* ---------------- - * global variables which should probably go someplace else. - * ---------------- - */ -#define MAXPGPATH 128 - -#define STATUS_OK (0) -#define STATUS_ERROR (-1) -#define STATUS_NOT_FOUND (-2) -#define STATUS_INVALID (-3) -#define STATUS_UNCATALOGUED (-4) -#define STATUS_REPLACED (-5) -#define STATUS_NOT_DONE (-6) -#define STATUS_BAD_PACKET (-7) -#define STATUS_FOUND (1) - -#endif /* POSTGRES_H */ |