FS: Support the file Append open mode.
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808704c78c
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fc44261dd1
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@ -17,10 +17,30 @@ std::string Disk_FileSystem::GetName() const {
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ResultVal<std::unique_ptr<StorageBackend>> Disk_FileSystem::OpenFile(const std::string& path,
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Mode mode) const {
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ASSERT_MSG(mode == Mode::Read || mode == Mode::Write, "Other file modes are not supported");
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std::string mode_str = "";
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u32 mode_flags = static_cast<u32>(mode);
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// Calculate the correct open mode for the file.
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if ((mode_flags & static_cast<u32>(Mode::Read)) &&
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(mode_flags & static_cast<u32>(Mode::Write))) {
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if (mode_flags & static_cast<u32>(Mode::Append))
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mode_str = "a+";
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else
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mode_str = "r+";
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} else {
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if (mode_flags & static_cast<u32>(Mode::Read))
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mode_str = "r";
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else if (mode_flags & static_cast<u32>(Mode::Append))
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mode_str = "a";
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else if (mode_flags & static_cast<u32>(Mode::Write))
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mode_str = "w";
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}
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mode_str += "b";
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std::string full_path = base_directory + path;
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auto file = std::make_shared<FileUtil::IOFile>(full_path, mode == Mode::Read ? "rb" : "wb");
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auto file = std::make_shared<FileUtil::IOFile>(full_path, mode_str.c_str());
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if (!file->IsOpen()) {
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return ERROR_PATH_NOT_FOUND;
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@ -35,6 +35,7 @@ enum EntryType : u32 {
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enum class Mode : u32 {
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Read = 1,
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Write = 2,
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Append = 4,
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};
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class Path {
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