Unit tests for difficulty_type

src/log.cpp

@@ -234,7 +234,9 @@ private:
 	std::ofstream m_logFile;
 };
 
+#ifndef P2POOL_LOG_DISABLE
 static Worker worker;
+#endif
 
 NOINLINE Writer::Writer(Severity severity) : Stream(m_stackBuf)
 {
@@ -252,7 +254,9 @@ NOINLINE Writer::~Writer()
 	m_buf[1] = static_cast<uint8_t>(size & 255);
 	m_buf[2] = static_cast<uint8_t>(size >> 8);
 	m_buf[m_pos] = '\n';
+#ifndef P2POOL_LOG_DISABLE
 	worker.write(m_buf, size);
+#endif
 }
 
 void reopen()
@@ -263,7 +267,9 @@ void reopen()
 
 void stop()
 {
+#ifndef P2POOL_LOG_DISABLE
 	worker.stop();
+#endif
 }
 
 NOINLINE void Stream::writeCurrentTime()

src/log.h

@@ -384,6 +384,14 @@ namespace {
 #define CONCAT(a, b) CONCAT2(a, b)
 #define CONCAT2(a, b) a##b
 
+#ifdef P2POOL_LOG_DISABLE
+
+#define LOGINFO(level, ...)
+#define LOGWARN(level, ...)
+#define LOGERR(level, ...)
+
+#else
+
 #define LOG(level, severity, ...) \
 	do { \
 		if (level <= log::GLOBAL_LOG_LEVEL) { \
@@ -398,6 +406,8 @@ namespace {
 #define LOGWARN(level, ...) LOG(level, log::Severity::Warning, __VA_ARGS__)
 #define LOGERR(level, ...)  LOG(level, log::Severity::Error, __VA_ARGS__)
 
+#endif
+
 void reopen();
 void stop();