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Reduce IO With Game Library Loading

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This commit is contained in:
Eladash 2023-04-21 06:17:17 +03:00 • committed by Megamouse
parent a767beec60
commit 76a36f45bf
1 changed files with 33 additions and 23 deletions
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56
rpcs3/Emu/System.cpp
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@ -326,7 +326,7 @@ void Emulator::Init(bool add_only)
const bool is_exitspawn = m_config_mode == cfg_mode::continuous; const bool is_exitspawn = m_config_mode == cfg_mode::continuous;
// Load config file // Load config file
if (m_config_mode == cfg_mode::config_override) if (m_config_mode == cfg_mode::config_override && !add_only)
{ {
if (const fs::file cfg_file{m_config_path, fs::read + fs::create}) if (const fs::file cfg_file{m_config_path, fs::read + fs::create})
{ {
@ -353,7 +353,7 @@ void Emulator::Init(bool add_only)
} }
// Reload global configuration // Reload global configuration
if (m_config_mode != cfg_mode::config_override && m_config_mode != cfg_mode::default_config) if (m_config_mode != cfg_mode::config_override && m_config_mode != cfg_mode::default_config && !add_only)
{ {
const auto cfg_path = fs::get_config_dir() + "/config.yml"; const auto cfg_path = fs::get_config_dir() + "/config.yml";
@ -380,6 +380,12 @@ void Emulator::Init(bool add_only)
// Backup config // Backup config
g_backup_cfg.from_string(g_cfg.to_string()); g_backup_cfg.from_string(g_cfg.to_string());
if (add_only)
{
// We don't need to initialize the rest if we only add games
return;
}
// Create directories (can be disabled if necessary) // Create directories (can be disabled if necessary)
auto make_path_verbose = [&](const std::string& path, bool must_exist_outside_emu_dir) auto make_path_verbose = [&](const std::string& path, bool must_exist_outside_emu_dir)
{ {
@ -471,12 +477,6 @@ void Emulator::Init(bool add_only)
make_path_verbose(fs::get_config_dir() + "sounds/", false); make_path_verbose(fs::get_config_dir() + "sounds/", false);
make_path_verbose(patch_engine::get_patches_path(), false); make_path_verbose(patch_engine::get_patches_path(), false);
if (add_only)
{
// We don't need to initialize the rest if we only add games
return;
}
// Log user // Log user
if (m_usr.empty()) if (m_usr.empty())
{ {
@ -1552,6 +1552,29 @@ game_boot_result Emulator::Load(const std::string& title_id, bool add_only, bool
} }
} }
auto try_register_game_location = [&](const std::string& key, const std::string& loc)
{
// Access or create node if does not exist
auto node = games[key];
if (node && node.Scalar() == loc)
{
// Nothing to do
return true;
}
// Write to node
node = loc;
YAML::Emitter out;
out << games;
fs::pending_file temp(fs::get_config_dir() + "/games.yml");
// Do not update games.yml when TITLE_ID is empty
return temp.file && temp.file.write(out.c_str(), out.size()), temp.commit();
};
// Check /dev_bdvd/ // Check /dev_bdvd/
if (disc.empty() && !bdvd_dir.empty() && fs::is_dir(bdvd_dir)) if (disc.empty() && !bdvd_dir.empty() && fs::is_dir(bdvd_dir))
{ {
@ -1588,14 +1611,7 @@ game_boot_result Emulator::Load(const std::string& title_id, bool add_only, bool
} }
// Store /dev_bdvd/ location // Store /dev_bdvd/ location
games[m_title_id] = bdvd_dir; if (!try_register_game_location(m_title_id, bdvd_dir))
YAML::Emitter out;
out << games;
fs::pending_file temp(fs::get_config_dir() + "/games.yml");
// Do not update games.yml when TITLE_ID is empty
if (!temp.file || temp.file.write(out.c_str(), out.size()), !temp.commit())
{ {
sys_log.error("Failed to save BDVD location of title '%s' (error=%s)", m_title_id, fs::g_tls_error); sys_log.error("Failed to save BDVD location of title '%s' (error=%s)", m_title_id, fs::g_tls_error);
} }
@ -1653,13 +1669,7 @@ game_boot_result Emulator::Load(const std::string& title_id, bool add_only, bool
} }
// Add HG games not in HDD0 to games.yml // Add HG games not in HDD0 to games.yml
games[m_title_id] = game_dir; if (!try_register_game_location(m_title_id, game_dir))
YAML::Emitter out;
out << games;
fs::pending_file temp(fs::get_config_dir() + "/games.yml");
if (!temp.file || temp.file.write(out.c_str(), out.size()), !temp.commit())
{ {
sys_log.error("Failed to save HG game location of title '%s' (error=%s)", m_title_id, fs::g_tls_error); sys_log.error("Failed to save HG game location of title '%s' (error=%s)", m_title_id, fs::g_tls_error);
} }