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Overview
Comment:Improved support for OSTRACE on Windows.
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1:ca43812bde499a23244e2860d3ceddc97d29f09e
User & Date: drh 2015-04-29 00:35:07
Context
2015-04-29
16:50
Use sqlite3_malloc64() in place of sqlite3_malloc() internally. check-in: 48f553b0 user: drh tags: trunk
00:35
Improved support for OSTRACE on Windows. check-in: ca43812b user: drh tags: trunk
2015-04-28
23:34
Revise when the sqlite3ErrName() function is defined. Closed-Leaf check-in: 9e593fb3 user: mistachkin tags: winTest
14:49
Update the test/fuzzdata1.txt file with the latest cases discovered by AFL. check-in: f2063f53 user: drh tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to Makefile.msc. 

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!ENDIF

# Set this to non-0 to use the Win32 native heap subsystem.
#
!IFNDEF WIN32HEAP
WIN32HEAP = 0
!ENDIF








# Set this to one of the following values to enable various debugging
# features.  Each level includes the debugging options from the previous
# levels.  Currently, the recognized values for DEBUG are:
#
# 0 == NDEBUG: Disables assert() and other runtime diagnostics.
# 1 == SQLITE_ENABLE_API_ARMOR: extra attempts to detect misuse of the API.
................................................................................
!ENDIF

!IF $(DEBUG)>2
TCC = $(TCC) -DSQLITE_DEBUG
RCC = $(RCC) -DSQLITE_DEBUG
!ENDIF

!IF $(DEBUG)>4
TCC = $(TCC) -DSQLITE_DEBUG_OS_TRACE=1
RCC = $(RCC) -DSQLITE_DEBUG_OS_TRACE=1
!ENDIF

!IF $(DEBUG)>5
TCC = $(TCC) -DSQLITE_ENABLE_IOTRACE
RCC = $(RCC) -DSQLITE_ENABLE_IOTRACE
!ENDIF









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!ENDIF

# Set this to non-0 to use the Win32 native heap subsystem.
#
!IFNDEF WIN32HEAP
WIN32HEAP = 0
!ENDIF

# Set this to non-0 to enable OSTRACE() macros, which can be useful when
# debugging.
#
!IFNDEF OSTRACE
OSTRACE = 0
!ENDIF

# Set this to one of the following values to enable various debugging
# features.  Each level includes the debugging options from the previous
# levels.  Currently, the recognized values for DEBUG are:
#
# 0 == NDEBUG: Disables assert() and other runtime diagnostics.
# 1 == SQLITE_ENABLE_API_ARMOR: extra attempts to detect misuse of the API.
................................................................................
!ENDIF

!IF $(DEBUG)>2
TCC = $(TCC) -DSQLITE_DEBUG
RCC = $(RCC) -DSQLITE_DEBUG
!ENDIF

!IF $(DEBUG)>4 || $(OSTRACE)!=0
TCC = $(TCC) -DSQLITE_FORCE_OS_TRACE=1 -DSQLITE_DEBUG_OS_TRACE=1
RCC = $(RCC) -DSQLITE_FORCE_OS_TRACE=1 -DSQLITE_DEBUG_OS_TRACE=1
!ENDIF

!IF $(DEBUG)>5
TCC = $(TCC) -DSQLITE_ENABLE_IOTRACE
RCC = $(RCC) -DSQLITE_ENABLE_IOTRACE
!ENDIF

Changes to src/main.c. 

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/* IMPLEMENTATION-OF: R-20790-14025 The sqlite3_threadsafe() function returns
** zero if and only if SQLite was compiled with mutexing code omitted due to
** the SQLITE_THREADSAFE compile-time option being set to 0.
*/
int sqlite3_threadsafe(void){ return SQLITE_THREADSAFE; }













#if !defined(SQLITE_OMIT_TRACE) && defined(SQLITE_ENABLE_IOTRACE)
/*
** If the following function pointer is not NULL and if
** SQLITE_ENABLE_IOTRACE is enabled, then messages describing
** I/O active are written using this function.  These messages
** are intended for debugging activity only.
*/
................................................................................
  }
}

/*
** Return a static string containing the name corresponding to the error code
** specified in the argument.
*/
#if (defined(SQLITE_DEBUG) && SQLITE_OS_WIN) || defined(SQLITE_TEST)
const char *sqlite3ErrName(int rc){
  const char *zName = 0;
  int i, origRc = rc;
  for(i=0; i<2 && zName==0; i++, rc &= 0xff){
    switch( rc ){
      case SQLITE_OK:                 zName = "SQLITE_OK";                break;
      case SQLITE_ERROR:              zName = "SQLITE_ERROR";             break;








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/* IMPLEMENTATION-OF: R-20790-14025 The sqlite3_threadsafe() function returns
** zero if and only if SQLite was compiled with mutexing code omitted due to
** the SQLITE_THREADSAFE compile-time option being set to 0.
*/
int sqlite3_threadsafe(void){ return SQLITE_THREADSAFE; }

/*
** When compiling the test fixture or with debugging enabled (on Win32),
** this variable being set to non-zero will cause OSTRACE macros to emit
** extra diagnostic information.
*/
#ifdef SQLITE_HAVE_OS_TRACE
# ifndef SQLITE_DEBUG_OS_TRACE
#   define SQLITE_DEBUG_OS_TRACE 0
# endif
  int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE;
#endif

#if !defined(SQLITE_OMIT_TRACE) && defined(SQLITE_ENABLE_IOTRACE)
/*
** If the following function pointer is not NULL and if
** SQLITE_ENABLE_IOTRACE is enabled, then messages describing
** I/O active are written using this function.  These messages
** are intended for debugging activity only.
*/
................................................................................
  }
}

/*
** Return a static string containing the name corresponding to the error code
** specified in the argument.
*/
#if defined(SQLITE_NEED_ERR_NAME)
const char *sqlite3ErrName(int rc){
  const char *zName = 0;
  int i, origRc = rc;
  for(i=0; i<2 && zName==0; i++, rc &= 0xff){
    switch( rc ){
      case SQLITE_OK:                 zName = "SQLITE_OK";                break;
      case SQLITE_ERROR:              zName = "SQLITE_ERROR";             break;

Changes to src/os_common.h. 

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** macro to SQLITE_DEBUG and some older makefiles have not yet made the
** switch.  The following code should catch this problem at compile-time.
*/
#ifdef MEMORY_DEBUG
# error "The MEMORY_DEBUG macro is obsolete.  Use SQLITE_DEBUG instead."
#endif

#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG)
# ifndef SQLITE_DEBUG_OS_TRACE
#   define SQLITE_DEBUG_OS_TRACE 0
# endif
  int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE;
# define OSTRACE(X)          if( sqlite3OSTrace ) sqlite3DebugPrintf X
#else
# define OSTRACE(X)
#endif

/*
** Macros for performance tracing.  Normally turned off.  Only works
** on i486 hardware.
*/
#ifdef SQLITE_PERFORMANCE_TRACE

/* 








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** macro to SQLITE_DEBUG and some older makefiles have not yet made the
** switch.  The following code should catch this problem at compile-time.
*/
#ifdef MEMORY_DEBUG
# error "The MEMORY_DEBUG macro is obsolete.  Use SQLITE_DEBUG instead."
#endif











/*
** Macros for performance tracing.  Normally turned off.  Only works
** on i486 hardware.
*/
#ifdef SQLITE_PERFORMANCE_TRACE

/*

Changes to src/os_unix.c. 

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#ifdef SQLITE_DEBUG
static int unixMutexHeld(void) {
  return sqlite3_mutex_held(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER));
}
#endif


#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG)
/*
** Helper function for printing out trace information from debugging
** binaries. This returns the string representation of the supplied
** integer lock-type.
*/
static const char *azFileLock(int eFileLock){
  switch( eFileLock ){








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#ifdef SQLITE_DEBUG
static int unixMutexHeld(void) {
  return sqlite3_mutex_held(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER));
}
#endif


#ifdef SQLITE_HAVE_OS_TRACE
/*
** Helper function for printing out trace information from debugging
** binaries. This returns the string representation of the supplied
** integer lock-type.
*/
static const char *azFileLock(int eFileLock){
  switch( eFileLock ){

Changes to src/os_win.c. 

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#ifndef SQLITE_NO_SYNC
  /*
  ** Used only when SQLITE_NO_SYNC is not defined.
   */
  BOOL rc;
#endif
#if !defined(NDEBUG) || !defined(SQLITE_NO_SYNC) || \
    (defined(SQLITE_TEST) && defined(SQLITE_DEBUG))
  /*
  ** Used when SQLITE_NO_SYNC is not defined and by the assert() and/or
  ** OSTRACE() macros.
   */
  winFile *pFile = (winFile*)id;
#else
  UNUSED_PARAMETER(id);
................................................................................
    void *pMap;
  } *aRegion;
  DWORD lastErrno;           /* The Windows errno from the last I/O error */

  int nRef;                  /* Number of winShm objects pointing to this */
  winShm *pFirst;            /* All winShm objects pointing to this */
  winShmNode *pNext;         /* Next in list of all winShmNode objects */
#ifdef SQLITE_DEBUG
  u8 nextShmId;              /* Next available winShm.id value */
#endif
};

/*
** A global array of all winShmNode objects.
**
................................................................................
*/
struct winShm {
  winShmNode *pShmNode;      /* The underlying winShmNode object */
  winShm *pNext;             /* Next winShm with the same winShmNode */
  u8 hasMutex;               /* True if holding the winShmNode mutex */
  u16 sharedMask;            /* Mask of shared locks held */
  u16 exclMask;              /* Mask of exclusive locks held */
#ifdef SQLITE_DEBUG
  u8 id;                     /* Id of this connection with its winShmNode */
#endif
};

/*
** Constants used for locking
*/
................................................................................
      rc = winShmSystemLock(pShmNode, _SHM_RDLCK, WIN_SHM_DMS, 1);
    }
    if( rc ) goto shm_open_err;
  }

  /* Make the new connection a child of the winShmNode */
  p->pShmNode = pShmNode;
#ifdef SQLITE_DEBUG
  p->id = pShmNode->nextShmId++;
#endif
  pShmNode->nRef++;
  pDbFd->pShm = p;
  winShmLeaveMutex();

  /* The reference count on pShmNode has already been incremented under








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#ifndef SQLITE_NO_SYNC
  /*
  ** Used only when SQLITE_NO_SYNC is not defined.
   */
  BOOL rc;
#endif
#if !defined(NDEBUG) || !defined(SQLITE_NO_SYNC) || \
    defined(SQLITE_HAVE_OS_TRACE)
  /*
  ** Used when SQLITE_NO_SYNC is not defined and by the assert() and/or
  ** OSTRACE() macros.
   */
  winFile *pFile = (winFile*)id;
#else
  UNUSED_PARAMETER(id);
................................................................................
    void *pMap;
  } *aRegion;
  DWORD lastErrno;           /* The Windows errno from the last I/O error */

  int nRef;                  /* Number of winShm objects pointing to this */
  winShm *pFirst;            /* All winShm objects pointing to this */
  winShmNode *pNext;         /* Next in list of all winShmNode objects */
#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE)
  u8 nextShmId;              /* Next available winShm.id value */
#endif
};

/*
** A global array of all winShmNode objects.
**
................................................................................
*/
struct winShm {
  winShmNode *pShmNode;      /* The underlying winShmNode object */
  winShm *pNext;             /* Next winShm with the same winShmNode */
  u8 hasMutex;               /* True if holding the winShmNode mutex */
  u16 sharedMask;            /* Mask of shared locks held */
  u16 exclMask;              /* Mask of exclusive locks held */
#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE)
  u8 id;                     /* Id of this connection with its winShmNode */
#endif
};

/*
** Constants used for locking
*/
................................................................................
      rc = winShmSystemLock(pShmNode, _SHM_RDLCK, WIN_SHM_DMS, 1);
    }
    if( rc ) goto shm_open_err;
  }

  /* Make the new connection a child of the winShmNode */
  p->pShmNode = pShmNode;
#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE)
  p->id = pShmNode->nextShmId++;
#endif
  pShmNode->nRef++;
  pDbFd->pShm = p;
  winShmLeaveMutex();

  /* The reference count on pShmNode has already been incremented under

Changes to src/printf.c. 

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  if( sqlite3GlobalConfig.xLog ){
    va_start(ap, zFormat);
    renderLogMsg(iErrCode, zFormat, ap);
    va_end(ap);
  }
}

#if defined(SQLITE_DEBUG)
/*
** A version of printf() that understands %lld.  Used for debugging.
** The printf() built into some versions of windows does not understand %lld
** and segfaults if you give it a long long int.
*/
void sqlite3DebugPrintf(const char *zFormat, ...){
  va_list ap;








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  if( sqlite3GlobalConfig.xLog ){
    va_start(ap, zFormat);
    renderLogMsg(iErrCode, zFormat, ap);
    va_end(ap);
  }
}

#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE)
/*
** A version of printf() that understands %lld.  Used for debugging.
** The printf() built into some versions of windows does not understand %lld
** and segfaults if you give it a long long int.
*/
void sqlite3DebugPrintf(const char *zFormat, ...){
  va_list ap;

Changes to src/sqliteInt.h. 

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# define ALWAYS(X)      ((X)?1:(assert(0),0))
# define NEVER(X)       ((X)?(assert(0),1):0)
#else
# define ALWAYS(X)      (X)
# define NEVER(X)       (X)
#endif



























/*
** Return true (non-zero) if the input is an integer that is too large
** to fit in 32-bits.  This macro is used inside of various testcase()
** macros to verify that we have tested SQLite for large-file support.
*/
#define IS_BIG_INT(X)  (((X)&~(i64)0xffffffff)!=0)

................................................................................
#define SQLITE_PRINTF_INTERNAL 0x01
#define SQLITE_PRINTF_SQLFUNC  0x02
void sqlite3VXPrintf(StrAccum*, u32, const char*, va_list);
void sqlite3XPrintf(StrAccum*, u32, const char*, ...);
char *sqlite3MPrintf(sqlite3*,const char*, ...);
char *sqlite3VMPrintf(sqlite3*,const char*, va_list);
char *sqlite3MAppendf(sqlite3*,char*,const char*,...);
#if defined(SQLITE_TEST) || defined(SQLITE_DEBUG)
  void sqlite3DebugPrintf(const char*, ...);
#endif
#if defined(SQLITE_TEST)
  void *sqlite3TestTextToPtr(const char*);
#endif

#if defined(SQLITE_DEBUG)
................................................................................
int sqlite3DecOrHexToI64(const char*, i64*);
void sqlite3ErrorWithMsg(sqlite3*, int, const char*,...);
void sqlite3Error(sqlite3*,int);
void *sqlite3HexToBlob(sqlite3*, const char *z, int n);
u8 sqlite3HexToInt(int h);
int sqlite3TwoPartName(Parse *, Token *, Token *, Token **);

#if defined(SQLITE_TEST) 
const char *sqlite3ErrName(int);
#endif

const char *sqlite3ErrStr(int);
int sqlite3ReadSchema(Parse *pParse);
CollSeq *sqlite3FindCollSeq(sqlite3*,u8 enc, const char*,int);
CollSeq *sqlite3LocateCollSeq(Parse *pParse, const char*zName);








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# define ALWAYS(X)      ((X)?1:(assert(0),0))
# define NEVER(X)       ((X)?(assert(0),1):0)
#else
# define ALWAYS(X)      (X)
# define NEVER(X)       (X)
#endif

/*
** Declarations used for tracing the operating system interfaces.
*/
#if defined(SQLITE_FORCE_OS_TRACE) || defined(SQLITE_TEST) || \
    (defined(SQLITE_DEBUG) && SQLITE_OS_WIN)
  extern int sqlite3OSTrace;
# define OSTRACE(X)          if( sqlite3OSTrace ) sqlite3DebugPrintf X
# define SQLITE_HAVE_OS_TRACE
#else
# define OSTRACE(X)
# undef  SQLITE_HAVE_OS_TRACE
#endif

/*
** Is the sqlite3ErrName() function needed in the build?  Currently,
** it is needed by "mutex_w32.c" (when debugging), "os_win.c" (when
** OSTRACE is enabled), and by several "test*.c" files (which are
** compiled using SQLITE_TEST).
*/
#if defined(SQLITE_HAVE_OS_TRACE) || defined(SQLITE_TEST) || \
    (defined(SQLITE_DEBUG) && SQLITE_OS_WIN)
# define SQLITE_NEED_ERR_NAME
#else
# undef  SQLITE_NEED_ERR_NAME
#endif

/*
** Return true (non-zero) if the input is an integer that is too large
** to fit in 32-bits.  This macro is used inside of various testcase()
** macros to verify that we have tested SQLite for large-file support.
*/
#define IS_BIG_INT(X)  (((X)&~(i64)0xffffffff)!=0)

................................................................................
#define SQLITE_PRINTF_INTERNAL 0x01
#define SQLITE_PRINTF_SQLFUNC  0x02
void sqlite3VXPrintf(StrAccum*, u32, const char*, va_list);
void sqlite3XPrintf(StrAccum*, u32, const char*, ...);
char *sqlite3MPrintf(sqlite3*,const char*, ...);
char *sqlite3VMPrintf(sqlite3*,const char*, va_list);
char *sqlite3MAppendf(sqlite3*,char*,const char*,...);
#if defined(SQLITE_DEBUG) || defined(SQLITE_HAVE_OS_TRACE)
  void sqlite3DebugPrintf(const char*, ...);
#endif
#if defined(SQLITE_TEST)
  void *sqlite3TestTextToPtr(const char*);
#endif

#if defined(SQLITE_DEBUG)
................................................................................
int sqlite3DecOrHexToI64(const char*, i64*);
void sqlite3ErrorWithMsg(sqlite3*, int, const char*,...);
void sqlite3Error(sqlite3*,int);
void *sqlite3HexToBlob(sqlite3*, const char *z, int n);
u8 sqlite3HexToInt(int h);
int sqlite3TwoPartName(Parse *, Token *, Token *, Token **);

#if defined(SQLITE_NEED_ERR_NAME)
const char *sqlite3ErrName(int);
#endif

const char *sqlite3ErrStr(int);
int sqlite3ReadSchema(Parse *pParse);
CollSeq *sqlite3FindCollSeq(sqlite3*,u8 enc, const char*,int);
CollSeq *sqlite3LocateCollSeq(Parse *pParse, const char*zName);

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