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telemetry_session: Don't allocate std::string instances for program lifetime in GetTelemetryId() and RegenerateTelemetryId() 

Given these functions aren't intended to be used frequently, there's no
need to keep the std::string instances allocated for the whole lifetime
of the program. It's just a waste of memory.
This commit is contained in:
Lioncash 2018-08-20 20:06:22 -04:00 committed by fearlessTobi
parent 05118a2326
commit 893f6e9766
1 changed files with 2 additions and 2 deletions
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4
src/core/telemetry_session.cpp
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@ -45,7 +45,7 @@ static u64 GenerateTelemetryId() {
u64 GetTelemetryId() { u64 GetTelemetryId() {
u64 telemetry_id{}; u64 telemetry_id{};
static const std::string& filename{FileUtil::GetUserPath(D_CONFIG_IDX) + "telemetry_id"}; const std::string filename{FileUtil::GetUserPath(D_CONFIG_IDX) + "telemetry_id"};
if (FileUtil::Exists(filename)) { if (FileUtil::Exists(filename)) {
FileUtil::IOFile file(filename, "rb"); FileUtil::IOFile file(filename, "rb");
@ -69,7 +69,7 @@ u64 GetTelemetryId() {
u64 RegenerateTelemetryId() { u64 RegenerateTelemetryId() {
const u64 new_telemetry_id{GenerateTelemetryId()}; const u64 new_telemetry_id{GenerateTelemetryId()};
static const std::string& filename{FileUtil::GetUserPath(D_CONFIG_IDX) + "telemetry_id"}; const std::string filename{FileUtil::GetUserPath(D_CONFIG_IDX) + "telemetry_id"};
FileUtil::IOFile file(filename, "wb"); FileUtil::IOFile file(filename, "wb");
if (!file.IsOpen()) { if (!file.IsOpen()) {