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implement locking properly with std::mutex and std::lock_guard<>

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This commit is contained in:
Dennis Luxen 2014-05-08 15:25:06 +02:00
parent 50594febc7
commit 88a4bb4d12
1 changed files with 9 additions and 3 deletions
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12
Util/SimpleLogger.h
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@ -43,8 +43,6 @@ enum LogLevel
logWARNING, logWARNING,
logDEBUG }; logDEBUG };
static std::mutex logger_mutex;
const char COL_RESET[] = "\x1b[0m"; const char COL_RESET[] = "\x1b[0m";
const char RED[] = "\x1b[31m"; const char RED[] = "\x1b[31m";
const char GREEN[] = "\x1b[32m"; const char GREEN[] = "\x1b[32m";
@ -80,11 +78,18 @@ class SimpleLogger
public: public:
SimpleLogger() : level(logINFO) {} SimpleLogger() : level(logINFO) {}
std::mutex& get_mutex()
{
static std::mutex m;
return m;
}
std::ostringstream &Write(LogLevel l = logINFO) std::ostringstream &Write(LogLevel l = logINFO)
{ {
std::lock_guard<std::mutex> lock(get_mutex());
try try
{ {
std::lock_guard<std::mutex> lock(logger_mutex);
level = l; level = l;
os << "["; os << "[";
switch (level) switch (level)
@ -112,6 +117,7 @@ class SimpleLogger
virtual ~SimpleLogger() virtual ~SimpleLogger()
{ {
std::lock_guard<std::mutex> lock(get_mutex());
if (!LogPolicy::GetInstance().IsMute()) if (!LogPolicy::GetInstance().IsMute())
{ {
const bool is_terminal = isatty(fileno(stdout)); const bool is_terminal = isatty(fileno(stdout));