DBD-SQLite-Amalgamation
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sqlite-amalgamation.c view on Meta::CPAN
#ifdef SQLITE_COVERAGE_TEST
# define ALWAYS(X) (1)
# define NEVER(X) (0)
#else
# define ALWAYS(X) (X)
# define NEVER(X) (X)
#endif
/*
** The macro unlikely() is a hint that surrounds a boolean
** expression that is usually false. Macro likely() surrounds
** a boolean expression that is usually true. GCC is able to
** use these hints to generate better code, sometimes.
*/
#if defined(__GNUC__) && 0
# define likely(X) __builtin_expect((X),1)
# define unlikely(X) __builtin_expect((X),0)
#else
# define likely(X) !!(X)
# define unlikely(X) !!(X)
#endif
sqlite-amalgamation.c view on Meta::CPAN
/*
** Access routines. To delete, insert a NULL pointer.
*/
SQLITE_PRIVATE void sqlite3HashInit(Hash*, int keytype, int copyKey);
SQLITE_PRIVATE void *sqlite3HashInsert(Hash*, const void *pKey, int nKey, void *pData);
SQLITE_PRIVATE void *sqlite3HashFind(const Hash*, const void *pKey, int nKey);
SQLITE_PRIVATE HashElem *sqlite3HashFindElem(const Hash*, const void *pKey, int nKey);
SQLITE_PRIVATE void sqlite3HashClear(Hash*);
/*
** Macros for looping over all elements of a hash table. The idiom is
** like this:
**
** Hash h;
** HashElem *p;
** ...
** for(p=sqliteHashFirst(&h); p; p=sqliteHashNext(p)){
** SomeStructure *pData = sqliteHashData(p);
** // do something with pData
** }
*/
sqlite-amalgamation.c view on Meta::CPAN
#endif
typedef sqlite_int64 i64; /* 8-byte signed integer */
typedef sqlite_uint64 u64; /* 8-byte unsigned integer */
typedef UINT32_TYPE u32; /* 4-byte unsigned integer */
typedef UINT16_TYPE u16; /* 2-byte unsigned integer */
typedef INT16_TYPE i16; /* 2-byte signed integer */
typedef UINT8_TYPE u8; /* 1-byte unsigned integer */
typedef UINT8_TYPE i8; /* 1-byte signed integer */
/*
** Macros to determine whether the machine is big or little endian,
** evaluated at runtime.
*/
#ifdef SQLITE_AMALGAMATION
SQLITE_PRIVATE const int sqlite3one;
#else
SQLITE_PRIVATE const int sqlite3one;
#endif
#if defined(i386) || defined(__i386__) || defined(_M_IX86)
# define SQLITE_BIGENDIAN 0
# define SQLITE_LITTLEENDIAN 1
sqlite-amalgamation.c view on Meta::CPAN
** and so we would have difficulty writing coverage tests for that
** code. Better to leave the code out, we think.
**
** The point of this discussion is as follows: When creating a new
** OS layer for an embedded system, if you use this file as an example,
** avoid the use of malloc()/free(). Those routines work ok on OS/2
** desktops but not so well in embedded systems.
*/
/*
** Macros used to determine whether or not to use threads.
*/
#if defined(SQLITE_THREADSAFE) && SQLITE_THREADSAFE
# define SQLITE_OS2_THREADS 1
#endif
/*
** Include code that is common to all os_*.c files
*/
/************** Include os_common.h in the middle of os_os2.c ****************/
/************** Begin file os_common.h ***************************************/
sqlite-amalgamation.c view on Meta::CPAN
#define OSTRACE1(X)
#define OSTRACE2(X,Y)
#define OSTRACE3(X,Y,Z)
#define OSTRACE4(X,Y,Z,A)
#define OSTRACE5(X,Y,Z,A,B)
#define OSTRACE6(X,Y,Z,A,B,C)
#define OSTRACE7(X,Y,Z,A,B,C,D)
#endif
/*
** Macros for performance tracing. Normally turned off. Only works
** on i486 hardware.
*/
#ifdef SQLITE_PERFORMANCE_TRACE
/*
** hwtime.h contains inline assembler code for implementing
** high-performance timing routines.
*/
/************** Include hwtime.h in the middle of os_common.h ****************/
/************** Begin file hwtime.h ******************************************/
sqlite-amalgamation.c view on Meta::CPAN
#define OSTRACE1(X)
#define OSTRACE2(X,Y)
#define OSTRACE3(X,Y,Z)
#define OSTRACE4(X,Y,Z,A)
#define OSTRACE5(X,Y,Z,A,B)
#define OSTRACE6(X,Y,Z,A,B,C)
#define OSTRACE7(X,Y,Z,A,B,C,D)
#endif
/*
** Macros for performance tracing. Normally turned off. Only works
** on i486 hardware.
*/
#ifdef SQLITE_PERFORMANCE_TRACE
/*
** hwtime.h contains inline assembler code for implementing
** high-performance timing routines.
*/
/************** Include hwtime.h in the middle of os_common.h ****************/
/************** Begin file hwtime.h ******************************************/
sqlite-amalgamation.c view on Meta::CPAN
int h, /* Open file descriptor of file being opened */
int dirfd, /* Directory file descriptor */
sqlite3_file *pId, /* Write to the unixFile structure here */
const char *zFilename, /* Name of the file being opened */
int noLock /* Omit locking if true */
){
int eLockingStyle;
unixFile *pNew = (unixFile *)pId;
int rc = SQLITE_OK;
/* Macro to define the static contents of an sqlite3_io_methods
** structure for a unix backend file. Different locking methods
** require different functions for the xClose, xLock, xUnlock and
** xCheckReservedLock methods.
*/
#define IOMETHODS(xClose, xLock, xUnlock, xCheckReservedLock) { \
1, /* iVersion */ \
xClose, /* xClose */ \
unixRead, /* xRead */ \
unixWrite, /* xWrite */ \
unixTruncate, /* xTruncate */ \
sqlite-amalgamation.c view on Meta::CPAN
}
static int unixGetLastError(sqlite3_vfs *pVfs, int nBuf, char *zBuf){
return 0;
}
/*
** Initialize the operating system interface.
*/
SQLITE_API int sqlite3_os_init(void){
/* Macro to define the static contents of an sqlite3_vfs structure for
** the unix backend. The two parameters are the values to use for
** the sqlite3_vfs.zName and sqlite3_vfs.pAppData fields, respectively.
**
*/
#define UNIXVFS(zVfsName, pVfsAppData) { \
1, /* iVersion */ \
sizeof(unixFile), /* szOsFile */ \
MAX_PATHNAME, /* mxPathname */ \
0, /* pNext */ \
zVfsName, /* zName */ \
sqlite-amalgamation.c view on Meta::CPAN
** desktops but not so well in embedded systems.
*/
#include <winbase.h>
#ifdef __CYGWIN__
# include <sys/cygwin.h>
#endif
/*
** Macros used to determine whether or not to use threads.
*/
#if defined(THREADSAFE) && THREADSAFE
# define SQLITE_W32_THREADS 1
#endif
/*
** Include code that is common to all os_*.c files
*/
/************** Include os_common.h in the middle of os_win.c ****************/
/************** Begin file os_common.h ***************************************/
sqlite-amalgamation.c view on Meta::CPAN
#define OSTRACE1(X)
#define OSTRACE2(X,Y)
#define OSTRACE3(X,Y,Z)
#define OSTRACE4(X,Y,Z,A)
#define OSTRACE5(X,Y,Z,A,B)
#define OSTRACE6(X,Y,Z,A,B,C)
#define OSTRACE7(X,Y,Z,A,B,C,D)
#endif
/*
** Macros for performance tracing. Normally turned off. Only works
** on i486 hardware.
*/
#ifdef SQLITE_PERFORMANCE_TRACE
/*
** hwtime.h contains inline assembler code for implementing
** high-performance timing routines.
*/
/************** Include hwtime.h in the middle of os_common.h ****************/
/************** Begin file hwtime.h ******************************************/
sqlite-amalgamation.c view on Meta::CPAN
** is separate from the database file. The pager also implements file
** locking to prevent two processes from writing the same database
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.469 2008/08/02 03:50:39 drh Exp $
*/
#ifndef SQLITE_OMIT_DISKIO
/*
** Macros for troubleshooting. Normally turned off
*/
#if 0
#define sqlite3DebugPrintf printf
#define PAGERTRACE1(X) sqlite3DebugPrintf(X)
#define PAGERTRACE2(X,Y) sqlite3DebugPrintf(X,Y)
#define PAGERTRACE3(X,Y,Z) sqlite3DebugPrintf(X,Y,Z)
#define PAGERTRACE4(X,Y,Z,W) sqlite3DebugPrintf(X,Y,Z,W)
#define PAGERTRACE5(X,Y,Z,W,V) sqlite3DebugPrintf(X,Y,Z,W,V)
#else
#define PAGERTRACE1(X)
sqlite-amalgamation.c view on Meta::CPAN
/*
** Shorthand for the functions above
*/
#define fts3HashInit sqlite3Fts3HashInit
#define fts3HashInsert sqlite3Fts3HashInsert
#define fts3HashFind sqlite3Fts3HashFind
#define fts3HashClear sqlite3Fts3HashClear
/*
** Macros for looping over all elements of a hash table. The idiom is
** like this:
**
** fts3Hash h;
** fts3HashElem *p;
** ...
** for(p=fts3HashFirst(&h); p; p=fts3HashNext(p)){
** SomeStructure *pData = fts3HashData(p);
** // do something with pData
** }
*/
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