Fix help table reference and example

Author: cykoder

deus-console.h

@@ -75,7 +75,7 @@ typedef std::function<std::string()> TDeusConsoleFuncToString;
 typedef std::function<void*()> TDeusConsoleFuncRead;
 typedef std::function<void(void*)> TDeusConsoleFuncVoid;
 typedef std::function<void(char*)> TDeusConsoleFuncWriteChar;
-typedef std::unordered_map<const char*, const char*> DeusConsoleHelpTable;
+typedef std::unordered_map<std::string, std::string> DeusConsoleHelpTable;
 
 // Wrapper for console variables and their flags/methods
 struct DeusConsoleVariable {
@@ -196,7 +196,7 @@ class IDeusConsoleManager {
     }
 
     // Returns a reference to the help table itself, useful for iterating over potential cmds
-    std::unordered_map<std::string, std::string>& getHelpTable() {
+    DeusConsoleHelpTable& getHelpTable() {
       return this->helpTable;
     }
 

example/main.cpp

@@ -88,13 +88,15 @@ inline void processCommand(char* cmd) {
   }
 }
 
-// Compare strings by n
-inline static int compareStrs(const char *s1, const char *s2, int n) {
+// Compare two strings (case-insensitive) up to n characters
+inline static int compareStrs(const std::string& s1, const std::string& s2, int n) {
   int d = 0;
-  while (n > 0 && (d = tolower(*s2) - tolower(*s1)) == 0 && *s1) {
-    s1++;
-    s2++;
-    n--;
+  int i = 0;
+  while (i < n && (
+    d = std::tolower(static_cast<unsigned char>(s2[i])) -
+      std::tolower(static_cast<unsigned char>(s1[i]))
+    ) == 0 && i < static_cast<int>(s1.size())) {
+    ++i;
   }
   return d;
 }