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Merge branch 'feature-104-posix-iterator-performance'

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This commit is contained in:
Steffen Schuemann 2021-02-27 17:51:53 +01:00
commit f37cdd5af5
1 changed files with 21 additions and 23 deletions
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44
include/ghc/filesystem.hpp
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@ -2219,12 +2219,12 @@ GHC_INLINE file_status status_ex(const path& p, std::error_code& ec, file_status
if (result == 0) {
ec.clear();
file_status fs = detail::file_status_from_st_mode(st.st_mode);
if (sls) {
*sls = fs;
}
if (fs.type() == file_type::symlink) {
result = ::stat(p.c_str(), &st);
if (result == 0) {
if (sls) {
*sls = fs;
}
fs = detail::file_status_from_st_mode(st.st_mode);
}
}
@ -5480,7 +5480,7 @@ public:
if (_entry) {
_current = _base;
_current.append_name(_entry->d_name);
_dir_entry = directory_entry(_current, ec);
_dir_entry.assign(_current, ec);
if (ec && (ec.value() == EACCES || ec.value() == EPERM) && (_options & directory_options::skip_permission_denied) == directory_options::skip_permission_denied) {
ec.clear();
skip = true;
@ -5723,28 +5723,26 @@ GHC_INLINE recursive_directory_iterator& recursive_directory_iterator::operator+
GHC_INLINE recursive_directory_iterator& recursive_directory_iterator::increment(std::error_code& ec) noexcept
{
auto status = (*this)->status(ec);
if (ec)
return *this;
auto symlink_status = (*this)->symlink_status(ec);
if (ec)
return *this;
if (recursion_pending() && is_directory(status) && (!is_symlink(symlink_status) || (options() & directory_options::follow_directory_symlink) != directory_options::none)) {
_impl->_dir_iter_stack.push(directory_iterator((*this)->path(), _impl->_options, ec));
}
else {
_impl->_dir_iter_stack.top().increment(ec);
}
if (!ec) {
while (depth() && _impl->_dir_iter_stack.top() == directory_iterator()) {
_impl->_dir_iter_stack.pop();
bool isDir = (*this)->is_directory(ec);
bool isSymLink = !ec && (*this)->is_symlink(ec);
if(!ec) {
if (recursion_pending() && isDir && (!isSymLink || (options() & directory_options::follow_directory_symlink) != directory_options::none)) {
_impl->_dir_iter_stack.push(directory_iterator((*this)->path(), _impl->_options, ec));
}
else {
_impl->_dir_iter_stack.top().increment(ec);
}
if (!ec) {
while (depth() && _impl->_dir_iter_stack.top() == directory_iterator()) {
_impl->_dir_iter_stack.pop();
_impl->_dir_iter_stack.top().increment(ec);
}
}
else if (!_impl->_dir_iter_stack.empty()) {
_impl->_dir_iter_stack.pop();
}
_impl->_recursion_pending = true;
}
else if (!_impl->_dir_iter_stack.empty()) {
_impl->_dir_iter_stack.pop();
}
_impl->_recursion_pending = true;
return *this;
}