+++ /dev/null
-#undef PORTNAME\r
-#define PORTNAME OS2\r
-/*-------------------------------------------------------------------------
- *
- * c.h--
- * Fundamental C definitions. This is included by every .c file in
- * postgres.
- *
- *
- * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
- * Portions Copyright (c) 1994, Regents of the University of California
- *
- * $Id: c.h,v 1.3 2000/01/26 05:55:52 momjian Exp $
- *
- *-------------------------------------------------------------------------
- */
-/*
- * TABLE OF CONTENTS
- *
- * When adding stuff to this file, please try and put stuff
- * into the relevant section, or add new sections as appropriate.
- *
- * section description
- * ------- ------------------------------------------------
- * 1) bool, true, false, TRUE, FALSE
- * 2) __STDC__, non-ansi C definitions:
- * Pointer typedef, NULL
- * cpp magic macros
- * type prefixes: const, signed, volatile, inline
- * 3) standard system types
- * 4) datum type
- * 5) IsValid macros for system types
- * 6) offsetof, lengthof, endof
- * 7) exception handling definitions, Assert, Trap, etc macros
- * 8) Min, Max, Abs, StrNCpy macros
- * 9) externs
- * 10) Berkeley-specific defs
- * 11) system-specific hacks
- *
- * NOTES
- *
- * This file is MACHINE AND COMPILER dependent!!! (For now.)
- *
- * ----------------------------------------------------------------
- */
-#ifndef C_H
-#define C_H
-
-/* We have to include stdlib.h here because it defines many of these macros
- on some platforms, and we only want our definitions used if stdlib.h doesn't
- have its own.
-*/
-#include <stdlib.h>
-
-/* ----------------------------------------------------------------
- * Section 1: bool, true, false, TRUE, FALSE
- * ----------------------------------------------------------------
- */
-/*
- * bool --
- * Boolean value, either true or false.
- *
- */
-#define false ((char) 0)
-#define true ((char) 1)
-#ifndef __cplusplus
-#ifndef bool
-typedef char bool;
-
-#endif /* ndef bool */
-#endif /* not C++ */
-typedef bool *BoolPtr;
-
-#ifndef TRUE
-#define TRUE 1
-#endif /* TRUE */
-
-#ifndef FALSE
-#define FALSE 0
-#endif /* FALSE */
-
-/* ----------------------------------------------------------------
- * Section 2: __STDC__, non-ansi C definitions:
- *
- * cpp magic macros
- * Pointer typedef, NULL
- * type prefixes: const, signed, volatile, inline
- * ----------------------------------------------------------------
- */
-
-#ifdef __STDC__ /* ANSI C */
-
-/*
- * Pointer --
- * Variable holding address of any memory resident object.
- */
-
-/*
- * XXX Pointer arithmetic is done with this, so it can't be void *
- * under "true" ANSI compilers.
- */
-typedef char *Pointer;
-
-#ifndef NULL
-/*
- * NULL --
- * Null pointer.
- */
-#define NULL ((void *) 0)
-#endif /* !defined(NULL) */
-
-#define HAVE_ANSI_CPP /* all ANSI C compilers must have this! */
-#if defined(NEED_STD_HDRS)
-#undef NEED_STD_HDRS /* all ANSI systems must have
- * stddef/stdlib */
-#endif /* NEED_STD_HDRS */
-
-#else /* !defined(__STDC__) *//* NOT ANSI C */
-
-/*
- * Pointer --
- * Variable containing address of any memory resident object.
- */
-typedef char *Pointer;
-
-#ifndef NULL
-/*
- * NULL --
- * Null pointer.
- */
-#define NULL 0
-#endif /* !defined(NULL) */
-
-/*
- * const --
- * Type modifier. Identifies read only variables.
- *
- * Example:
- * extern const Version RomVersion;
- */
-#ifndef WIN32
-#define const /* const */
-#endif
-
-/*
- * signed --
- * Type modifier. Identifies signed integral types.
- */
-#define signed /* signed */
-
-/*
- * volatile --
- * Type modifier. Identifies variables which may change in ways not
- * noticeable by the compiler, e.g. via asynchronous interrupts.
- *
- * Example:
- * extern volatile unsigned int NumberOfInterrupts;
- */
-#define volatile /* volatile */
-
-#endif /* !defined(__STDC__) */ /* NOT ANSI C */
-
-/*
- * CppAsString --
- * Convert the argument to a string, using the C preprocessor.
- * CppConcat --
- * Concatenate two arguments together, using the C preprocessor.
- */
-#if defined(HAVE_ANSI_CPP)
-
-#define CppAsString(identifier) #identifier
-#define CppConcat(x, y) x##y
-
-#else /* !HAVE_ANSI_CPP */
-
-#define CppAsString(identifier) "identifier"
-
-/*
- * CppIdentity -- On Reiser based cpp's this is used to concatenate
- * two tokens. That is
- * CppIdentity(A)B ==> AB
- * We renamed it to _private_CppIdentity because it should not
- * be referenced outside this file. On other cpp's it
- * produces A B.
- */
-#define _priv_CppIdentity(x)x
-#define CppConcat(x, y) _priv_CppIdentity(x)y
-
-#endif /* !HAVE_ANSI_CPP */
-
-#ifndef __GNUC__ /* GNU cc */
-#endif
-
-#ifndef __GNUC__ /* GNU cc */
-#define inline
-/*
- * dummyret is used to set return values in macros that use ?: to make
- * assignments. gcc wants these to be void, other compilers like char
- */
-#define dummyret char
-#else
-#define dummyret void
-#endif
-
-#if defined(NEED_STD_HDRS)
-/*
- * You're doomed. We've removed almost all of our own C library
- * extern declarations because they conflict on the different
- * systems. You'll have to write your own stdlib.h.
- */
-#include "stdlib.h"
-#else /* NEED_STD_HDRS */
-#include <stddef.h>
-#include <stdlib.h>
-#endif /* NEED_STD_HDRS */
-
-/* ----------------------------------------------------------------
- * Section 3: standard system types
- * ----------------------------------------------------------------
- */
-
-/*
- * intN --
- * Signed integer, EXACTLY N BITS IN SIZE,
- * used for numerical computations and the
- * frontend/backend protocol.
- */
-typedef signed char int8; /* == 8 bits */
-typedef signed short int16; /* == 16 bits */
-typedef signed int int32; /* == 32 bits */
-
-/*
- * uintN --
- * Unsigned integer, EXACTLY N BITS IN SIZE,
- * used for numerical computations and the
- * frontend/backend protocol.
- */
-typedef unsigned char uint8; /* == 8 bits */
-typedef unsigned short uint16; /* == 16 bits */
-typedef unsigned int uint32; /* == 32 bits */
-
-/*
- * floatN --
- * Floating point number, AT LEAST N BITS IN SIZE,
- * used for numerical computations.
- *
- * Since sizeof(floatN) may be > sizeof(char *), always pass
- * floatN by reference.
- */
-typedef float float32data;
-typedef double float64data;
-typedef float *float32;
-typedef double *float64;
-
-/*
- * boolN --
- * Boolean value, AT LEAST N BITS IN SIZE.
- */
-typedef uint8 bool8; /* >= 8 bits */
-typedef uint16 bool16; /* >= 16 bits */
-typedef uint32 bool32; /* >= 32 bits */
-
-/*
- * bitsN --
- * Unit of bitwise operation, AT LEAST N BITS IN SIZE.
- */
-typedef uint8 bits8; /* >= 8 bits */
-typedef uint16 bits16; /* >= 16 bits */
-typedef uint32 bits32; /* >= 32 bits */
-
-/*
- * wordN --
- * Unit of storage, AT LEAST N BITS IN SIZE,
- * used to fetch/store data.
- */
-typedef uint8 word8; /* >= 8 bits */
-typedef uint16 word16; /* >= 16 bits */
-typedef uint32 word32; /* >= 32 bits */
-
-/*
- * Size --
- * Size of any memory resident object, as returned by sizeof.
- */
-typedef unsigned int Size;
-
-/*
- * Index --
- * Index into any memory resident array.
- *
- * Note:
- * Indices are non negative.
- */
-typedef unsigned int Index;
-
-#define MAXDIM 6
-typedef struct
-{
- int indx[MAXDIM];
-} IntArray;
-
-/*
- * Offset --
- * Offset into any memory resident array.
- *
- * Note:
- * This differs from an Index in that an Index is always
- * non negative, whereas Offset may be negative.
- */
-typedef signed int Offset;
-
-/* ----------------------------------------------------------------
- * Section 4: datum type + support macros
- * ----------------------------------------------------------------
- */
-/*
- * datum.h --
- * POSTGRES abstract data type datum representation definitions.
- *
- * Note:
- *
- * Port Notes:
- * Postgres makes the following assumption about machines:
- *
- * sizeof(Datum) == sizeof(long) >= sizeof(void *) >= 4
- *
- * Postgres also assumes that
- *
- * sizeof(char) == 1
- *
- * and that
- *
- * sizeof(short) == 2
- *
- * If your machine meets these requirements, Datums should also be checked
- * to see if the positioning is correct.
- *
- * This file is MACHINE AND COMPILER dependent!!!
- */
-
-typedef unsigned long Datum; /* XXX sizeof(long) >= sizeof(void *) */
-typedef Datum *DatumPtr;
-
-#define GET_1_BYTE(datum) (((Datum) (datum)) & 0x000000ff)
-#define GET_2_BYTES(datum) (((Datum) (datum)) & 0x0000ffff)
-#define GET_4_BYTES(datum) (((Datum) (datum)) & 0xffffffff)
-#define SET_1_BYTE(value) (((Datum) (value)) & 0x000000ff)
-#define SET_2_BYTES(value) (((Datum) (value)) & 0x0000ffff)
-#define SET_4_BYTES(value) (((Datum) (value)) & 0xffffffff)
-
-/*
- * DatumGetChar --
- * Returns character value of a datum.
- */
-
-#define DatumGetChar(X) ((char) GET_1_BYTE(X))
-
-/*
- * CharGetDatum --
- * Returns datum representation for a character.
- */
-
-#define CharGetDatum(X) ((Datum) SET_1_BYTE(X))
-
-/*
- * Int8GetDatum --
- * Returns datum representation for an 8-bit integer.
- */
-
-#define Int8GetDatum(X) ((Datum) SET_1_BYTE(X))
-
-/*
- * DatumGetUInt8 --
- * Returns 8-bit unsigned integer value of a datum.
- */
-
-#define DatumGetUInt8(X) ((uint8) GET_1_BYTE(X))
-
-/*
- * UInt8GetDatum --
- * Returns datum representation for an 8-bit unsigned integer.
- */
-
-#define UInt8GetDatum(X) ((Datum) SET_1_BYTE(X))
-
-/*
- * DatumGetInt16 --
- * Returns 16-bit integer value of a datum.
- */
-
-#define DatumGetInt16(X) ((int16) GET_2_BYTES(X))
-
-/*
- * Int16GetDatum --
- * Returns datum representation for a 16-bit integer.
- */
-
-#define Int16GetDatum(X) ((Datum) SET_2_BYTES(X))
-
-/*
- * DatumGetUInt16 --
- * Returns 16-bit unsigned integer value of a datum.
- */
-
-#define DatumGetUInt16(X) ((uint16) GET_2_BYTES(X))
-
-/*
- * UInt16GetDatum --
- * Returns datum representation for a 16-bit unsigned integer.
- */
-
-#define UInt16GetDatum(X) ((Datum) SET_2_BYTES(X))
-
-/*
- * DatumGetInt32 --
- * Returns 32-bit integer value of a datum.
- */
-
-#define DatumGetInt32(X) ((int32) GET_4_BYTES(X))
-
-/*
- * Int32GetDatum --
- * Returns datum representation for a 32-bit integer.
- */
-
-#define Int32GetDatum(X) ((Datum) SET_4_BYTES(X))
-
-/*
- * DatumGetUInt32 --
- * Returns 32-bit unsigned integer value of a datum.
- */
-
-#define DatumGetUInt32(X) ((uint32) GET_4_BYTES(X))
-
-/*
- * UInt32GetDatum --
- * Returns datum representation for a 32-bit unsigned integer.
- */
-
-#define UInt32GetDatum(X) ((Datum) SET_4_BYTES(X))
-
-/*
- * DatumGetObjectId --
- * Returns object identifier value of a datum.
- */
-
-#define DatumGetObjectId(X) ((Oid) GET_4_BYTES(X))
-
-/*
- * ObjectIdGetDatum --
- * Returns datum representation for an object identifier.
- */
-
-#define ObjectIdGetDatum(X) ((Datum) SET_4_BYTES(X))
-
-/*
- * DatumGetPointer --
- * Returns pointer value of a datum.
- */
-
-#define DatumGetPointer(X) ((Pointer) X)
-
-/*
- * PointerGetDatum --
- * Returns datum representation for a pointer.
- */
-
-#define PointerGetDatum(X) ((Datum) X)
-
-/*
- * DatumGetName --
- * Returns name value of a datum.
- */
-
-#define DatumGetName(X) ((Name) DatumGetPointer((Datum) X))
-
-/*
- * NameGetDatum --
- * Returns datum representation for a name.
- */
-
-#define NameGetDatum(X) PointerGetDatum((Pointer) X)
-
-
-/*
- * DatumGetFloat32 --
- * Returns 32-bit floating point value of a datum.
- * This is really a pointer, of course.
- */
-
-#define DatumGetFloat32(X) ((float32) DatumGetPointer((Datum) X))
-
-/*
- * Float32GetDatum --
- * Returns datum representation for a 32-bit floating point number.
- * This is really a pointer, of course.
- */
-
-#define Float32GetDatum(X) PointerGetDatum((Pointer) X)
-
-/*
- * DatumGetFloat64 --
- * Returns 64-bit floating point value of a datum.
- * This is really a pointer, of course.
- */
-
-#define DatumGetFloat64(X) ((float64) DatumGetPointer(X))
-
-/*
- * Float64GetDatum --
- * Returns datum representation for a 64-bit floating point number.
- * This is really a pointer, of course.
- */
-
-#define Float64GetDatum(X) PointerGetDatum((Pointer) X)
-
-/* ----------------------------------------------------------------
- * Section 5: IsValid macros for system types
- * ----------------------------------------------------------------
- */
-/*
- * BoolIsValid --
- * True iff bool is valid.
- */
-#define BoolIsValid(boolean) ((boolean) == false || (boolean) == true)
-
-/*
- * PointerIsValid --
- * True iff pointer is valid.
- */
-#define PointerIsValid(pointer) (bool)((void*)(pointer) != NULL)
-
-/*
- * PointerIsInBounds --
- * True iff pointer is within given bounds.
- *
- * Note:
- * Assumes the bounded interval to be [min,max),
- * i.e. closed on the left and open on the right.
- */
-#define PointerIsInBounds(pointer, min, max) \
- ((min) <= (pointer) && (pointer) < (max))
-
-/*
- * PointerIsAligned --
- * True iff pointer is properly aligned to point to the given type.
- */
-#define PointerIsAligned(pointer, type) \
- (((long)(pointer) % (sizeof (type))) == 0)
-
-/* ----------------------------------------------------------------
- * Section 6: offsetof, lengthof, endof
- * ----------------------------------------------------------------
- */
-/*
- * offsetof --
- * Offset of a structure/union field within that structure/union.
- *
- * XXX This is supposed to be part of stddef.h, but isn't on
- * some systems (like SunOS 4).
- */
-#ifndef offsetof
-#define offsetof(type, field) ((long) &((type *)0)->field)
-#endif /* offsetof */
-
-/*
- * lengthof --
- * Number of elements in an array.
- */
-#define lengthof(array) (sizeof (array) / sizeof ((array)[0]))
-
-/*
- * endof --
- * Address of the element one past the last in an array.
- */
-#define endof(array) (&array[lengthof(array)])
-
-/* ----------------------------------------------------------------
- * Section 7: exception handling definitions
- * Assert, Trap, etc macros
- * ----------------------------------------------------------------
- */
-/*
- * Exception Handling definitions
- */
-
-typedef char *ExcMessage;
-typedef struct Exception
-{
- ExcMessage message;
-} Exception;
-
-/*
- * USE_ASSERT_CHECKING, if defined, turns on all the assertions.
- * - plai 9/5/90
- *
- * It should _NOT_ be defined in releases or in benchmark copies
- */
-
-/*
- * Trap --
- * Generates an exception if the given condition is true.
- *
- */
-#define Trap(condition, exception) \
- { if ((assert_enabled) && (condition)) \
- ExceptionalCondition(CppAsString(condition), &(exception), \
- (char*)NULL, __FILE__, __LINE__); }
-
-/*
- * TrapMacro is the same as Trap but it's intended for use in macros:
- *
- * #define foo(x) (AssertM(x != 0) && bar(x))
- *
- * Isn't CPP fun?
- */
-#define TrapMacro(condition, exception) \
- ((bool) ((! assert_enabled) || (! condition) || \
- (ExceptionalCondition(CppAsString(condition), \
- &(exception), \
- (char*) NULL, __FILE__, __LINE__))))
-
-#ifndef USE_ASSERT_CHECKING
-#define Assert(condition)
-#define AssertMacro(condition) (void)true
-#define AssertArg(condition)
-#define AssertState(condition)
-#define assert_enabled 0
-#else
-#define Assert(condition) \
- Trap(!(condition), FailedAssertion)
-
-#define AssertMacro(condition) \
- (void)TrapMacro(!(condition), FailedAssertion)
-
-#define AssertArg(condition) \
- Trap(!(condition), BadArg)
-
-#define AssertState(condition) \
- Trap(!(condition), BadState)
-
-extern int assert_enabled;
-
-#endif /* USE_ASSERT_CHECKING */
-
-/*
- * LogTrap --
- * Generates an exception with a message if the given condition is true.
- *
- */
-#define LogTrap(condition, exception, printArgs) \
- { if ((assert_enabled) && (condition)) \
- ExceptionalCondition(CppAsString(condition), &(exception), \
- form printArgs, __FILE__, __LINE__); }
-
-/*
- * LogTrapMacro is the same as LogTrap but it's intended for use in macros:
- *
- * #define foo(x) (LogAssertMacro(x != 0, "yow!") && bar(x))
- */
-#define LogTrapMacro(condition, exception, printArgs) \
- ((bool) ((! assert_enabled) || (! condition) || \
- (ExceptionalCondition(CppAsString(condition), \
- &(exception), \
- form printArgs, __FILE__, __LINE__))))
-
-#ifndef USE_ASSERT_CHECKING
-#define LogAssert(condition, printArgs)
-#define LogAssertMacro(condition, printArgs) true
-#define LogAssertArg(condition, printArgs)
-#define LogAssertState(condition, printArgs)
-#else
-#define LogAssert(condition, printArgs) \
- LogTrap(!(condition), FailedAssertion, printArgs)
-
-#define LogAssertMacro(condition, printArgs) \
- LogTrapMacro(!(condition), FailedAssertion, printArgs)
-
-#define LogAssertArg(condition, printArgs) \
- LogTrap(!(condition), BadArg, printArgs)
-
-#define LogAssertState(condition, printArgs) \
- LogTrap(!(condition), BadState, printArgs)
-
-extern int assertEnable(int val);
-
-#ifdef ASSERT_CHECKING_TEST
-extern int assertTest(int val);
-
-#endif
-#endif /* USE_ASSERT_CHECKING */
-
-/* ----------------------------------------------------------------
- * Section 8: Min, Max, Abs macros
- * ----------------------------------------------------------------
- */
-/*
- * Max --
- * Return the maximum of two numbers.
- */
-#define Max(x, y) ((x) > (y) ? (x) : (y))
-
-/*
- * Min --
- * Return the minimum of two numbers.
- */
-#define Min(x, y) ((x) < (y) ? (x) : (y))
-
-/*
- * Abs --
- * Return the absolute value of the argument.
- */
-#define Abs(x) ((x) >= 0 ? (x) : -(x))
-
-/*
- * StrNCpy --
- * Does string copy, and forces terminating NULL
- */
-/* we do this so if the macro is used in an if action, it will work */
-#define StrNCpy(dst,src,len) \
-( \
- ((len) > 0) ? \
- ( \
- strncpy((dst),(src),(len)-1), \
- *((dst)+(len)-1)='\0' \
- ) \
- : \
- (dummyret)NULL,(void)(dst) \
-)
-
-/* Get a bit mask of the bits set in non-int32 aligned addresses */
-#define INT_ALIGN_MASK (sizeof(int32) - 1)
-
-/*
- * This function gets call too often, so we inline it if we can.
- * Are we aligned for int32?
- * We have to cast the pointer to int so we can do the AND
- * We got the 64 number by testing this against the stock memset() on
- * BSD/OS 3.0. Larger values were slower.
- */
-#define MemSet(start, val, len) do \
- { \
- if (((long)(start) & INT_ALIGN_MASK) == 0 && \
- ((len) & INT_ALIGN_MASK) == 0 && \
- (val) == 0 && \
- (len) <= 64) \
- { \
- int32 *_i = (int32 *)(start); \
- int32 *_stop = (int32 *)((char *)(start) + (len)); \
- \
- while (_i < _stop) \
- *_i++ = 0; \
- } \
- else \
- memset((start), (val), (len)); \
- } while (0)
-
-/* ----------------------------------------------------------------
- * Section 9: externs
- * ----------------------------------------------------------------
- */
-
-extern Exception FailedAssertion;
-extern Exception BadArg;
-extern Exception BadState;
-
-/* in utils/error/assert.c */
-extern int ExceptionalCondition(char *conditionName,
- Exception *exceptionP, char *details,
- char *fileName, int lineNumber);
-
-
-/* ----------------
- * form is used by assert and the exception handling stuff
- * ----------------
- */
-extern char *form(const char *fmt,...);
-
-
-
-/* ----------------------------------------------------------------
- * Section 10: berkeley-specific configuration
- *
- * this section contains settings which are only relevant to the UC Berkeley
- * sites. Other sites can ignore this
- * ----------------------------------------------------------------
- */
-
-/* ----------------
- * storage managers
- *
- * These are experimental and are not supported in the code that
- * we distribute to other sites.
- * ----------------
- */
-#ifdef NOT_USED
-#define STABLE_MEMORY_STORAGE
-#endif
-
-
-
-/* ----------------------------------------------------------------
- * Section 11: system-specific hacks
- *
- * This should be limited to things that absolutely have to be
- * included in every source file. The changes should be factored
- * into a separate file so that changes to one port don't require
- * changes to c.h (and everyone recompiling their whole system).
- * ----------------------------------------------------------------
- */
-
-#ifdef FIXADE
-#if defined(hpux)
-#include "port/hpux/fixade.h" /* for unaligned access fixup */
-#endif /* hpux */
-#endif
-
-#if defined(sun) && defined(sparc) && !defined(__SVR4)
-#define memmove(d, s, l) bcopy(s, d, l)
-#include <unistd.h>
-#endif
-
-/* These are for things that are one way on Unix and another on NT */
-#define NULL_DEV "/dev/null"
-#define COPY_CMD "cp"
-#define SEP_CHAR '/'
-
-/* ----------------
- * end of c.h
- * ----------------
- */
-#endif /* C_H */
projects / postgresql / commitdiff