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storage cleanup and truncating files that are larger than they should be

This commit is contained in:
Arvid Norberg 2008-10-30 06:09:23 +00:00
parent ef8e2c6d50
commit d6a8c28d9c
1 changed files with 19 additions and 22 deletions
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41
src/storage.cpp
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@ -505,18 +505,16 @@ namespace libtorrent
if (dir != last_path) if (dir != last_path)
{ {
last_path = dir;
#if defined(_WIN32) && defined(UNICODE) && BOOST_VERSION < 103400 #if defined(_WIN32) && defined(UNICODE) && BOOST_VERSION < 103400
last_path = dir;
if (!exists_win(last_path)) if (!exists_win(last_path))
create_directories_win(last_path); create_directories_win(last_path);
#elif TORRENT_USE_WPATH #elif TORRENT_USE_WPATH
last_path = dir;
fs::wpath wp = safe_convert(last_path.string()); fs::wpath wp = safe_convert(last_path.string());
if (!exists(wp)) if (!exists(wp))
create_directories(wp); create_directories(wp);
#else #else
last_path = dir;
if (!exists(last_path)) if (!exists(last_path))
create_directories(last_path); create_directories(last_path);
#endif #endif
@ -524,29 +522,28 @@ namespace libtorrent
int file_index = file_iter - files().begin(); int file_index = file_iter - files().begin();
// if the file is empty, just create it. But also make sure // ignore files that have priority 0
// the directory exists. if (int(m_file_priority.size()) > file_index
if (file_iter->size == 0 && (int(m_file_priority.size()) <= file_index && m_file_priority[file_index] == 0) continue;
|| m_file_priority[file_index] > 0))
{ // ignore pad files
boost::shared_ptr<file> f = m_pool.open_file(this if (file_iter->pad_file) continue;
, m_save_path / file_iter->path, file::read_write, ec);
if (ec)
{
set_error(m_save_path / file_iter->path, ec);
return true;
}
continue;
}
#ifndef BOOST_NO_EXCEPTIONS #ifndef BOOST_NO_EXCEPTIONS
try { try {
#endif #endif
// don't allocate files with priority 0 or files
// that are pad files #if TORRENT_USE_WPATH
if (allocate_files && !file_iter->pad_file fs::wpath file_path = safe_convert(m_save_path / file_iter->path);
&& (int(m_file_priority.size()) <= file_index #else
|| m_file_priority[file_index] > 0)) fs::path file_path = m_save_path / file_iter->path;
#endif
// if the file is empty, just create it either way.
// if the file already exists, but is larger than what
// it's supposed to be, also truncate it
if (allocate_files
|| file_iter->size == 0
|| (exists(file_path) && file_size(file_path) > file_iter->size))
{ {
error_code ec; error_code ec;
boost::shared_ptr<file> f = m_pool.open_file(this boost::shared_ptr<file> f = m_pool.open_file(this