Log rotation

.gitignore

@@ -44,3 +44,7 @@ Testing
 .settings
 
 /bin/
+
+.project
+.cproject
+

README.md

@@ -7,3 +7,11 @@ A usable and honest profiler for the JVM. For documentation please refer to
 
 * [Download the Binary](http://insightfullogic.com/honest-profiler.zip)
 * [How to Build](https://github.com/RichardWarburton/honest-profiler/wiki/How-to-build)
+UNITTEST_INCLUDE_DIRS="/usr/local/Cellar/unittest-cpp/2.0.0/include/UnitTest++/" UNITTEST_LIBRARIES="UnitTest++" cmake CMakeLists.txt
+
+[MAC]
+# Use brew to install unittest++
+
+# make sure unittest++ available to compliers : export paths
+export LIBRARY_PATH=/usr/local/Cellar/unittest-cpp/2.0.0/lib/
+export CPLUS_INCLUDE_PATH="/usr/local/Cellar/unittest-cpp/2.0.0/include/"

src/main/cpp/agent.cpp

@@ -281,6 +281,10 @@ static void parseArguments(char *options, ConfigurationOptions &configuration) {
                 configuration.samplingIntervalMax = atoi(value);
             } else if (strstr(key, "interval") == key) {
                 configuration.samplingIntervalMin = configuration.samplingIntervalMax = atoi(value);
+            } else if (strstr(key, "rotateNum") == key) {
+            	configuration.rotateNum = atoi(value);
+            } else if (strstr(key, "rotateSizeMB") == key) {
+            	configuration.rotateSizeMB = atoi(value);
             } else if (strstr(key, "logPath") == key) {
                 configuration.logFilePath.assign(value, STR_SIZE(value, next));
             } else if (strstr(key, "start") == key) {

src/main/cpp/globals.h

@@ -25,6 +25,8 @@ void setProfiler(Profiler *p);
 const int DEFAULT_SAMPLING_INTERVAL = 1;
 const int DEFAULT_MAX_FRAMES_TO_CAPTURE = 128;
 const int MAX_FRAMES_TO_CAPTURE = 2048;
+const int DEFAULT_ROTATE_SIZE_MB = 5;
+const int DEFAULT_ROTATE_NUM = 5;
 
 #if defined(STATIC_ALLOCATION_ALLOCA)
   #define STATIC_ARRAY(NAME, TYPE, SIZE, MAXSZ) TYPE *NAME = (TYPE*)alloca((SIZE) * sizeof(TYPE))
@@ -41,6 +43,8 @@ char *safe_copy_string(const char *value, const char *next);
 struct ConfigurationOptions {
     /** Interval in microseconds */
     int samplingIntervalMin, samplingIntervalMax;
+    /** RotateSize in MB */
+    int rotateNum, rotateSizeMB;
     std::string logFilePath;
     std::string host;
     std::string port;
@@ -50,6 +54,8 @@ struct ConfigurationOptions {
     ConfigurationOptions() :
             samplingIntervalMin(DEFAULT_SAMPLING_INTERVAL),
             samplingIntervalMax(DEFAULT_SAMPLING_INTERVAL),
+            rotateNum(DEFAULT_ROTATE_NUM),
+            rotateSizeMB(DEFAULT_ROTATE_SIZE_MB),
             logFilePath(""),
             host(""),
             port(""),
@@ -60,6 +66,8 @@ struct ConfigurationOptions {
     ConfigurationOptions(const ConfigurationOptions &config) :
             samplingIntervalMin(config.samplingIntervalMin),
             samplingIntervalMax(config.samplingIntervalMax),
+            rotateNum(config.rotateNum),
+            rotateSizeMB(config.rotateSizeMB),
             logFilePath(config.logFilePath),
             host(config.host),
             port(config.port),