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Overview
| Comment: | Use GetInformationByHandleEx() instead of GetFileSize() on winRT. |
|---|---|
| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | winrt |
| Files: | files | file ages | folders |
| SHA1: |
119f251de77aa88cf8ff9fcc72bfbecb |
| User & Date: | drh 2012-03-01 22:44:56.767 |
Context
|
2012-03-02
| ||
| 00:00 | Omit all ANSI APIs for winRT. (check-in: cbf23b461f user: drh tags: winrt) | |
|
2012-03-01
| ||
| 22:44 | Use GetInformationByHandleEx() instead of GetFileSize() on winRT. (check-in: 119f251de7 user: drh tags: winrt) | |
| 22:33 | Do not run the large file tests if a file named "skip-big-file" exists in the test directory. This enables tests to be run much faster on systems that lack sparse file support. (check-in: 5a83912352 user: drh tags: winrt) | |
Changes
Changes to src/os_win.c.
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#else
{ "GetFileAttributesExW", (SYSCALL)0, 0 },
#endif
#define osGetFileAttributesExW ((BOOL(WINAPI*)(LPCWSTR,GET_FILEEX_INFO_LEVELS, \
LPVOID))aSyscall[22].pCurrent)
{ "GetFileSize", (SYSCALL)GetFileSize, 0 },
#define osGetFileSize ((DWORD(WINAPI*)(HANDLE,LPDWORD))aSyscall[23].pCurrent)
#if !SQLITE_OS_WINCE && defined(SQLITE_WIN32_HAS_ANSI)
{ "GetFullPathNameA", (SYSCALL)GetFullPathNameA, 0 },
#else
{ "GetFullPathNameA", (SYSCALL)0, 0 },
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#else
{ "GetFileAttributesExW", (SYSCALL)0, 0 },
#endif
#define osGetFileAttributesExW ((BOOL(WINAPI*)(LPCWSTR,GET_FILEEX_INFO_LEVELS, \
LPVOID))aSyscall[22].pCurrent)
#if SQLITE_OS_WINRT
{ "GetFileSize", (SYSCALL)0, 0 },
#else
{ "GetFileSize", (SYSCALL)GetFileSize, 0 },
#endif
#define osGetFileSize ((DWORD(WINAPI*)(HANDLE,LPDWORD))aSyscall[23].pCurrent)
#if !SQLITE_OS_WINCE && defined(SQLITE_WIN32_HAS_ANSI)
{ "GetFullPathNameA", (SYSCALL)GetFullPathNameA, 0 },
#else
{ "GetFullPathNameA", (SYSCALL)0, 0 },
|
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#endif
}
/*
** Determine the current size of a file in bytes
*/
static int winFileSize(sqlite3_file *id, sqlite3_int64 *pSize){
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#endif
}
/*
** Determine the current size of a file in bytes
*/
static int winFileSize(sqlite3_file *id, sqlite3_int64 *pSize){
winFile *pFile = (winFile*)id;
int rc = SQLITE_OK;
assert( id!=0 );
SimulateIOError(return SQLITE_IOERR_FSTAT);
#if SQLITE_OS_WINRT
{
FILE_STANDARD_INFO info;
if( GetFileInformationByHandleEx(pFile->h, FileStandardInfo,
&info, sizeof(info)) ){
*pSize = info.EndOfFile.QuadPart;
}else{
rc = winLogError(SQLITE_IOERR_FSTAT, pFile->lastErrno,
"winFileSize", pFile->zPath);
}
}
#else
{
DWORD upperBits;
DWORD lowerBits;
DWORD lastErrno;
lowerBits = osGetFileSize(pFile->h, &upperBits);
*pSize = (((sqlite3_int64)upperBits)<<32) + lowerBits;
if( (lowerBits == INVALID_FILE_SIZE)
&& ((lastErrno = osGetLastError())!=NO_ERROR) ){
pFile->lastErrno = lastErrno;
rc = winLogError(SQLITE_IOERR_FSTAT, pFile->lastErrno,
"winFileSize", pFile->zPath);
}
}
#endif
return rc;
}
/*
** LOCKFILE_FAIL_IMMEDIATELY is undefined on some Windows systems.
*/
#ifndef LOCKFILE_FAIL_IMMEDIATELY
# define LOCKFILE_FAIL_IMMEDIATELY 1
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