readint integer validation made better

yellownotes.cpp

@@ -1857,11 +1857,16 @@ void YellowNote::load()
     auto readInt = [](FILE *f, int default_value) {
         char buffer[100];
         fgets(buffer, 100, f);
-        int v = atoi(buffer);
-        if (default_value >= 0 && v == 0) {
+        std::string s = buffer;
+        trim(s);
+        std::string::iterator sit = s.begin();
+        while(sit != s.end() && (*sit >= '0' && *sit <= '9')) { sit++; }
+        if (sit != s.end()) {
             return default_value;
+        } else {
+            int v = atoi(buffer);
+            return v;
         }
-        return v;
     };
 
     _in_transaction = true;

yellownotes.h

@@ -14,7 +14,7 @@ class SettingContainer;
 
 #define YELLOWNOTE_MAJOR "1"
 #define YELLOWNOTE_MINOR "0"
-#define YELLOWNOTE_PATCH "1"
+#define YELLOWNOTE_PATCH "2"
 #define YELLOWNOTE_VERSION YELLOWNOTE_MAJOR "." YELLOWNOTE_MINOR "." YELLOWNOTE_PATCH
 #define YELLOWNOTE_FILE_VERSION 3