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Overview
| Comment: | Add SQLITE_WIN32_HEAP_CREATE compiler define to control whether or not the Win32 native allocator will create an isolated heap for all allocated data. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | winrt |
| Files: | files | file ages | folders |
| SHA1: |
8693fb652ecd1ad0b03e9067839970b3 |
| User & Date: | mistachkin 2012-03-15 03:40:59.450 |
Context
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2012-03-16
| ||
| 10:28 | Reset the sqlite3_data_directory and sqlite3_temp_directory variables when the sqlite3_shutdown function is called since they may refer to memory allocated by the heap subsystem that was just shutdown. (check-in: cd70bc4b78 user: mistachkin tags: winrt) | |
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2012-03-15
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| 03:40 | Add SQLITE_WIN32_HEAP_CREATE compiler define to control whether or not the Win32 native allocator will create an isolated heap for all allocated data. (check-in: 8693fb652e user: mistachkin tags: winrt) | |
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2012-03-14
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| 23:08 | Fix macro issues for osGetProcessHeap and sqlite3_win32_write_debug. (check-in: d3d071598a user: mistachkin tags: winrt) | |
Changes
Changes to src/os_win.c.
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#endif
/*
* If compiled with SQLITE_WIN32_MALLOC on Windows, we will use the
* various Win32 API heap functions instead of our own.
*/
#ifdef SQLITE_WIN32_MALLOC
/*
* The initial size of the Win32-specific heap. This value may be zero.
*/
#ifndef SQLITE_WIN32_HEAP_INIT_SIZE
# define SQLITE_WIN32_HEAP_INIT_SIZE ((SQLITE_DEFAULT_CACHE_SIZE) * \
(SQLITE_DEFAULT_PAGE_SIZE) + 4194304)
#endif
| > > > > > > > > > > > > > > > > > > > | 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 |
#endif
/*
* If compiled with SQLITE_WIN32_MALLOC on Windows, we will use the
* various Win32 API heap functions instead of our own.
*/
#ifdef SQLITE_WIN32_MALLOC
/*
* If this is non-zero, an isolated heap will be created by the native Win32
* allocator subsystem; otherwise, the default process heap will be used. This
* setting has no effect when compiling for WinRT. By default, this is enabled
* and an isolated heap will be created to store all allocated data.
*
******************************************************************************
* WARNING: It is important to note that when this setting is non-zero and the
* winMemShutdown function is called (e.g. by the sqlite3_shutdown
* function), all data that was allocated using the isolated heap will
* be freed immediately and any attempt to access any of that freed
* data will almost certainly result in an immediate access violation.
******************************************************************************
*/
#ifndef SQLITE_WIN32_HEAP_CREATE
# define SQLITE_WIN32_HEAP_CREATE (TRUE)
#endif
/*
* The initial size of the Win32-specific heap. This value may be zero.
*/
#ifndef SQLITE_WIN32_HEAP_INIT_SIZE
# define SQLITE_WIN32_HEAP_INIT_SIZE ((SQLITE_DEFAULT_CACHE_SIZE) * \
(SQLITE_DEFAULT_PAGE_SIZE) + 4194304)
#endif
|
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*/
static int winMemInit(void *pAppData){
winMemData *pWinMemData = (winMemData *)pAppData;
if( !pWinMemData ) return SQLITE_ERROR;
assert( pWinMemData->magic==WINMEM_MAGIC );
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*/
static int winMemInit(void *pAppData){
winMemData *pWinMemData = (winMemData *)pAppData;
if( !pWinMemData ) return SQLITE_ERROR;
assert( pWinMemData->magic==WINMEM_MAGIC );
#if !SQLITE_OS_WINRT && SQLITE_WIN32_HEAP_CREATE
if( !pWinMemData->hHeap ){
pWinMemData->hHeap = osHeapCreate(SQLITE_WIN32_HEAP_FLAGS,
SQLITE_WIN32_HEAP_INIT_SIZE,
SQLITE_WIN32_HEAP_MAX_SIZE);
if( !pWinMemData->hHeap ){
sqlite3_log(SQLITE_NOMEM,
"failed to HeapCreate (%d), flags=%u, initSize=%u, maxSize=%u",
|
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