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Overview
Comment:Avoid the use of utimensat() on older unix platforms.
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SHA3-256: 90cb01d8d6ac12d0b88f2952a75aeefa81ba66f5e4a5377fdd8b9f86aec8e927
User & Date: drh 2018-01-07 23:28:10.983
Context
2018-01-08
16:54
First code for an auxiliary function that will normalize an SQL statement. (check-in: 84814aac81 user: drh tags: normalize)
14:24
Fix compilation of 'sqltclsh.exe' for MSVC. (check-in: abb112d9e1 user: mistachkin tags: trunk)
2018-01-07
23:28
Avoid the use of utimensat() on older unix platforms. (check-in: 90cb01d8d6 user: drh tags: trunk)
21:58
Remove the dependency on test_windirent.h from the generated shell.c file. (check-in: 0a50c9e3bb user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to ext/misc/fileio.c.
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      }
      if( rc ) return 2;
      sqlite3_result_int64(pCtx, nWrite);
    }
  }

  if( mtime>=0 ){
#if !defined(_WIN32) && !defined(WIN32)
    struct timespec times[2];
    times[0].tv_nsec = times[1].tv_nsec = 0;
    times[0].tv_sec = time(0);
    times[1].tv_sec = mtime;
    if( utimensat(AT_FDCWD, zFile, times, AT_SYMLINK_NOFOLLOW) ){
      return 1;
    }
#else
    FILETIME lastAccess;
    FILETIME lastWrite;
    SYSTEMTIME currentTime;
    LONGLONG intervals;
    HANDLE hFile;
    GetSystemTime(&currentTime);
    SystemTimeToFileTime(&currentTime, &lastAccess);
    intervals = Int32x32To64(mtime, 10000000) + 116444736000000000;
    lastWrite.dwLowDateTime = (DWORD)intervals;
    lastWrite.dwHighDateTime = intervals >> 32;
    hFile = CreateFile(
      zFile, FILE_WRITE_ATTRIBUTES, 0, NULL, OPEN_EXISTING,
      FILE_FLAG_BACKUP_SEMANTICS, NULL
    );
    if( hFile!=INVALID_HANDLE_VALUE ){
      BOOL bResult = SetFileTime(hFile, NULL, &lastAccess, &lastWrite);
      CloseHandle(hFile);
      return !bResult;
    }else{
      return 1;


















    }
#endif
  }

  return 0;
}









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      }
      if( rc ) return 2;
      sqlite3_result_int64(pCtx, nWrite);
    }
  }

  if( mtime>=0 ){
#if defined(_WIN32)







    /* Windows */
    FILETIME lastAccess;
    FILETIME lastWrite;
    SYSTEMTIME currentTime;
    LONGLONG intervals;
    HANDLE hFile;
    GetSystemTime(&currentTime);
    SystemTimeToFileTime(&currentTime, &lastAccess);
    intervals = Int32x32To64(mtime, 10000000) + 116444736000000000;
    lastWrite.dwLowDateTime = (DWORD)intervals;
    lastWrite.dwHighDateTime = intervals >> 32;
    hFile = CreateFile(
      zFile, FILE_WRITE_ATTRIBUTES, 0, NULL, OPEN_EXISTING,
      FILE_FLAG_BACKUP_SEMANTICS, NULL
    );
    if( hFile!=INVALID_HANDLE_VALUE ){
      BOOL bResult = SetFileTime(hFile, NULL, &lastAccess, &lastWrite);
      CloseHandle(hFile);
      return !bResult;
    }else{
      return 1;
    }
#elif defined(AT_FDCWD)
    /* Recent unix */
    struct timespec times[2];
    times[0].tv_nsec = times[1].tv_nsec = 0;
    times[0].tv_sec = time(0);
    times[1].tv_sec = mtime;
    if( utimensat(AT_FDCWD, zFile, times, AT_SYMLINK_NOFOLLOW) ){
      return 1;
    }
#else
    /* Legacy unix */
    struct timeval times[2];
    times[0].tv_usec = times[1].tv_usec = 0;
    times[0].tv_sec = time(0);
    times[1].tv_sec = mtime;
    if( utimes(zFile, times) ){
      return 1;
    }
#endif
  }

  return 0;
}
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