PiPedal 1.2.33 initial commit

NetworkManagerP2P/src/Sudo.cpp

@@ -0,0 +1,31 @@
+#include "Sudo.hpp"
+#include "unistd.h"
+#include "sys/types.h"
+#include <vector>
+#include <stdexcept>
+
+bool IsSudo() 
+{
+    return (geteuid() == 0);
+}
+void  ExecWithSudo(int argc, char**argv)
+{
+    std::vector<const char*> newArgs;
+    newArgs.reserve(argc+2);
+    newArgs.push_back("sudo");
+    for (int i = 0; i < argc; ++i)
+    {
+        newArgs.push_back(argv[i]);
+    }
+    newArgs.push_back(nullptr);
+
+    execvp("sudo",(char*const*)&newArgs[0]);
+    throw std::runtime_error("Failed to restart with sudo.");
+}
+
+void ForceSudo(int argc, char**argv)
+{
+    if (IsSudo()) return;
+    ExecWithSudo(argc,argv);
+}
+