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authorLioncash <mathew1800@gmail.com>2020-08-18 20:45:18 +0200
committerLioncash <mathew1800@gmail.com>2020-08-18 20:58:29 +0200
commited9ae5a9775d780a6deee0bf7b7be3644a5aad17 (patch)
treec8faffa4eb97c4c6a5b869b00e73c154aa815d51
parentMerge pull request #4381 from Morph1984/fix-open-folder-installed-title (diff)
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-rw-r--r--src/core/file_sys/vfs_real.cpp76
1 files changed, 46 insertions, 30 deletions
diff --git a/src/core/file_sys/vfs_real.cpp b/src/core/file_sys/vfs_real.cpp
index 1dbf632c1..8c6cfcef7 100644
--- a/src/core/file_sys/vfs_real.cpp
+++ b/src/core/file_sys/vfs_real.cpp
@@ -72,8 +72,10 @@ VfsEntryType RealVfsFilesystem::GetEntryType(std::string_view path_) const {
VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, Mode perms) {
const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault);
- if (cache.find(path) != cache.end()) {
- auto weak = cache[path];
+
+ if (const auto weak_iter = cache.find(path); weak_iter != cache.cend()) {
+ const auto& weak = weak_iter->second;
+
if (!weak.expired()) {
return std::shared_ptr<RealVfsFile>(new RealVfsFile(*this, weak.lock(), path, perms));
}
@@ -84,7 +86,7 @@ VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, Mode perms) {
}
auto backing = std::make_shared<FS::IOFile>(path, ModeFlagsToString(perms).c_str());
- cache[path] = backing;
+ cache.insert_or_assign(path, backing);
// Cannot use make_shared as RealVfsFile constructor is private
return std::shared_ptr<RealVfsFile>(new RealVfsFile(*this, backing, path, perms));
@@ -116,11 +118,12 @@ VirtualFile RealVfsFilesystem::CopyFile(std::string_view old_path_, std::string_
VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_view new_path_) {
const auto old_path = FS::SanitizePath(old_path_, FS::DirectorySeparator::PlatformDefault);
const auto new_path = FS::SanitizePath(new_path_, FS::DirectorySeparator::PlatformDefault);
+ const auto cached_file_iter = cache.find(old_path);
- if (cache.find(old_path) != cache.end()) {
- auto file = cache[old_path].lock();
+ if (cached_file_iter != cache.cend()) {
+ auto file = cached_file_iter->second.lock();
- if (!cache[old_path].expired()) {
+ if (!cached_file_iter->second.expired()) {
file->Close();
}
@@ -131,7 +134,7 @@ VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_
cache.erase(old_path);
file->Open(new_path, "r+b");
- cache[new_path] = file;
+ cache.insert_or_assign(new_path, std::move(file));
} else {
UNREACHABLE();
return nullptr;
@@ -142,12 +145,15 @@ VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_
bool RealVfsFilesystem::DeleteFile(std::string_view path_) {
const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault);
- if (cache.find(path) != cache.end()) {
- if (!cache[path].expired()) {
- cache[path].lock()->Close();
+ const auto cached_iter = cache.find(path);
+
+ if (cached_iter != cache.cend()) {
+ if (!cached_iter->second.expired()) {
+ cached_iter->second.lock()->Close();
}
cache.erase(path);
}
+
return FS::Delete(path);
}
@@ -192,21 +198,25 @@ VirtualDir RealVfsFilesystem::MoveDirectory(std::string_view old_path_,
}
for (auto& kv : cache) {
- // Path in cache starts with old_path
- if (kv.first.rfind(old_path, 0) == 0) {
- const auto file_old_path =
- FS::SanitizePath(kv.first, FS::DirectorySeparator::PlatformDefault);
- const auto file_new_path =
- FS::SanitizePath(new_path + DIR_SEP + kv.first.substr(old_path.size()),
- FS::DirectorySeparator::PlatformDefault);
- auto cached = cache[file_old_path];
- if (!cached.expired()) {
- auto file = cached.lock();
- file->Open(file_new_path, "r+b");
- cache.erase(file_old_path);
- cache[file_new_path] = file;
- }
+ // If the path in the cache doesn't start with old_path, then bail on this file.
+ if (kv.first.rfind(old_path, 0) != 0) {
+ continue;
+ }
+
+ const auto file_old_path =
+ FS::SanitizePath(kv.first, FS::DirectorySeparator::PlatformDefault);
+ auto file_new_path = FS::SanitizePath(new_path + DIR_SEP + kv.first.substr(old_path.size()),
+ FS::DirectorySeparator::PlatformDefault);
+ const auto& cached = cache[file_old_path];
+
+ if (cached.expired()) {
+ continue;
}
+
+ auto file = cached.lock();
+ file->Open(file_new_path, "r+b");
+ cache.erase(file_old_path);
+ cache.insert_or_assign(std::move(file_new_path), std::move(file));
}
return OpenDirectory(new_path, Mode::ReadWrite);
@@ -214,15 +224,21 @@ VirtualDir RealVfsFilesystem::MoveDirectory(std::string_view old_path_,
bool RealVfsFilesystem::DeleteDirectory(std::string_view path_) {
const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault);
+
for (auto& kv : cache) {
- // Path in cache starts with old_path
- if (kv.first.rfind(path, 0) == 0) {
- if (!cache[kv.first].expired()) {
- cache[kv.first].lock()->Close();
- }
- cache.erase(kv.first);
+ // If the path in the cache doesn't start with path, then bail on this file.
+ if (kv.first.rfind(path, 0) != 0) {
+ continue;
}
+
+ const auto& entry = cache[kv.first];
+ if (!entry.expired()) {
+ entry.lock()->Close();
+ }
+
+ cache.erase(kv.first);
}
+
return FS::DeleteDirRecursively(path);
}