After make lib, and testing

.vscode/settings.json

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+{
+    "files.associations": {
+        "string": "cpp"
+    }
+}

README.md

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+# Library for executing bash commands with captured output.
+
+
+The output of the bash command is saved in a C++ string.

lib/exec.hpp

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+#ifndef _TRM_
+#define _TRM_
+
+#include <iostream>
+// #include <fstream>
+// #include <map>
+// #include <vector>
+#include <string>
+
+using namespace std;
+
+string exec(const string command);
+
+
+#endif

src/exec.cpp

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+#include "../lib/exec.hpp"
+
+/**
+ * Funkcija za pozivanje bash naredbi s odgovorom
+*/
+
+string exec(const string command) {
+    FILE *fds;
+    char cstr[200];
+    fds = popen(command.c_str(), "r");
+    if (fds == NULL) {
+        throw string("[ERROR] Cant pipe stream in execute command ");
+    }
+
+    string cppstr;
+    while (fgets(cstr, sizeof(cstr), fds) != NULL) {
+        cppstr += cstr;
+    }
+    pclose(fds);
+    return cppstr;
+}

test/bash_cmd.sh

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+echo "WARNING: key file (/etc/bind/rndc.key) exists, but using default configuration file (/etc/bind/rndc.conf)";
+sleep 4s;
+echo "zone reload up-to-date";

test/compile.sh

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+g++ test.cpp ../src/* -o test.o

test/test.cpp

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+#include <iostream>
+
+#include "../lib/exec.hpp"
+
+using namespace std;
+
+int main() {
+
+    string out = exec("bash bash_cmd.sh");
+
+    cout << out << endl;
+    
+
+    return 0;
+}