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Overview
| Comment: | For sqlite3_win32_is_nt(), assume WinRT is NT-based and revise #ifdef ordering to prefer the ANSI version of GetVersionEx, when available. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
be0a037244762cc0f5ff4a6d7822902f |
| User & Date: | mistachkin 2014-09-01 19:29:19 |
Context
|
2014-09-01
| ||
| 22:34 | Avoid a confusing (though correct) argument to the sqlite3_result_blob() function in the implementation of ANALYZE. check-in: 4cae93f8 user: drh tags: trunk | |
| 19:29 | For sqlite3_win32_is_nt(), assume WinRT is NT-based and revise #ifdef ordering to prefer the ANSI version of GetVersionEx, when available. check-in: be0a0372 user: mistachkin tags: trunk | |
| 18:21 | Tweak the documentation for SQLITE_LIMIT_WORKER_THREADS. No changes to executable code. check-in: 672e7387 user: drh tags: trunk | |
|
2014-08-22
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| 19:12 | Revise #ifdef ordering to prefer the ANSI version of GetVersionEx, when available. Closed-Leaf check-in: 9fe0f075 user: mistachkin tags: winrt | |
Changes
Changes to src/os_win.c.
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#endif
/*
** This function determines if the machine is running a version of Windows
** based on the NT kernel.
*/
int sqlite3_win32_is_nt(void){
#if defined(SQLITE_WIN32_GETVERSIONEX) && SQLITE_WIN32_GETVERSIONEX
if( osInterlockedCompareExchange(&sqlite3_os_type, 0, 0)==0 ){
#if !SQLITE_OS_WINRT && defined(SQLITE_WIN32_HAS_WIDE) && \
defined(NTDDI_VERSION) && NTDDI_VERSION >= NTDDI_WIN8
OSVERSIONINFOW sInfo;
sInfo.dwOSVersionInfoSize = sizeof(sInfo);
osGetVersionExW(&sInfo);
osInterlockedCompareExchange(&sqlite3_os_type,
(sInfo.dwPlatformId == VER_PLATFORM_WIN32_NT) ? 2 : 1, 0);
#elif defined(SQLITE_WIN32_HAS_ANSI)
OSVERSIONINFOA sInfo;
sInfo.dwOSVersionInfoSize = sizeof(sInfo);
osGetVersionExA(&sInfo);
osInterlockedCompareExchange(&sqlite3_os_type,
(sInfo.dwPlatformId == VER_PLATFORM_WIN32_NT) ? 2 : 1, 0);
#endif
}
return osInterlockedCompareExchange(&sqlite3_os_type, 2, 2)==2;
#elif SQLITE_TEST
return osInterlockedCompareExchange(&sqlite3_os_type, 2, 2)==2;
#else
return 1;
#endif
}
#ifdef SQLITE_WIN32_MALLOC
/*
** Allocate nBytes of memory.
|
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#endif
/*
** This function determines if the machine is running a version of Windows
** based on the NT kernel.
*/
int sqlite3_win32_is_nt(void){
#if SQLITE_OS_WINRT
/*
** NOTE: The WinRT sub-platform is always assumed to be based on the NT
** kernel.
*/
return 1;
#elif defined(SQLITE_WIN32_GETVERSIONEX) && SQLITE_WIN32_GETVERSIONEX
if( osInterlockedCompareExchange(&sqlite3_os_type, 0, 0)==0 ){
#if defined(SQLITE_WIN32_HAS_ANSI)
OSVERSIONINFOA sInfo;
sInfo.dwOSVersionInfoSize = sizeof(sInfo);
osGetVersionExA(&sInfo);
osInterlockedCompareExchange(&sqlite3_os_type,
(sInfo.dwPlatformId == VER_PLATFORM_WIN32_NT) ? 2 : 1, 0);
#elif defined(SQLITE_WIN32_HAS_WIDE)
OSVERSIONINFOW sInfo;
sInfo.dwOSVersionInfoSize = sizeof(sInfo);
osGetVersionExW(&sInfo);
osInterlockedCompareExchange(&sqlite3_os_type,
(sInfo.dwPlatformId == VER_PLATFORM_WIN32_NT) ? 2 : 1, 0);
#endif
}
return osInterlockedCompareExchange(&sqlite3_os_type, 2, 2)==2;
#elif SQLITE_TEST
return osInterlockedCompareExchange(&sqlite3_os_type, 2, 2)==2;
#else
/*
** NOTE: All sub-platforms where the GetVersionEx[AW] functions are
** deprecated are always assumed to be based on the NT kernel.
*/
return 1;
#endif
}
#ifdef SQLITE_WIN32_MALLOC
/*
** Allocate nBytes of memory.
|