Make cpp tracers load limits from environment variables

Author: 64json

languages/cpp/src/Randomize.h

@@ -139,6 +139,7 @@ namespace Randomize {
             return *this;
         }
 
+        // TODO: fix array1d/2d/graph randomizers returning pointer instead of array
         T *create() {
             T *D = new T[_N];
             for (int i = 0; i < _N; i++) {

languages/cpp/src/Tracer.cpp

@@ -1,5 +1,6 @@
 #include <string>
 #include <fstream>
+#include <cstdlib>
 #include <json.hpp>
 #include "Tracer.h"
 
@@ -9,6 +10,9 @@ using json = nlohmann::json;
 int Tracer::tracerCount = 0;
 json Tracer::traces = json::array();
 
+const long Tracer::maxTraces = stol(getenv("MAX_TRACES"));
+const long Tracer::maxTracers = stol(getenv("MAX_TRACERS"));
+
 string Tracer::addTracer(string className, string title) {
     string key = to_string(tracerCount++) + "-" + className + "-" + title;
     string method = "construct";

languages/cpp/src/Tracer.h

@@ -13,8 +13,8 @@ class Tracer {
     static int tracerCount;
     static json traces;
 
-    static const int maxTraces = 1000000; // TODO: load from environment variables
-    static const int maxTracers = 100;
+    static const long maxTraces;
+    static const long maxTracers;
 
     static string addTracer(string className, string title);
 

specs/tracers/LogTracer.js

@@ -26,7 +26,7 @@ export default {
     return: 'LogTracer',
     arguments: [],
   }, {
-    name: 'print',
+    name: 'print', // TODO: separate into println and print methods
     description: 'Print `message`.',
     return: 'LogTracer',
     arguments: [