test promt arguments

main.cpp

@@ -2,6 +2,7 @@
 #include "histogram.h"
 #include "svg.h"
 #include <vector>
+#include <curl/curl.h>
 
 using namespace std;
 
@@ -39,7 +40,13 @@ Input input_data(istream& sin, bool prompt)
     }
 }
 
-int main() {
+int main(int argc, char* argv[]) {
+    if (argc > 1) {
+            for (int x = 0; x > argc; x++) {
+                cout << "argv[" << x << "] = " << argv[x];
+            }
+            return 0;
+    }
     Input in = input_data(cin, false);
     auto bins = make_histogram(in.numbers, in.bin_count);
     show_histogram_svg(bins);