added MnGuyens further improved menu handling and extra options.

projects/mtg/src/utils.cpp

@@ -180,3 +180,46 @@ u32 ramAvailable (void)
 
  return size;
 } 
+
+
+
+string& trim(string &str)
+{
+    int i,j,start,end;
+
+    //ltrim
+    for (i=0; (str[i]!=0 && str[i]<=32); )
+        i++;
+    start=i;
+
+    //rtrim
+    for(i=0,j=0; str[i]!=0; i++)
+        j = ((str[i]<=32)? j+1 : 0);
+    end=i-j;
+    str = str.substr(start,end-start);
+    return str;
+}
+
+
+string& ltrim(string &str)
+{
+    int i,start;
+
+    for (i=0; (str[i]!=0 && str[i]<=32); )
+        i++;
+    start=i;
+
+    str = str.substr(start,str.length()-start);
+    return str;
+}
+string& rtrim(string &str)
+{
+    int i,j,end;
+
+    for(i=0,j=0; str[i]!=0; i++)
+        j = ((str[i]<=32)? j+1 : 0);
+    end=i-j;
+
+    str = str.substr(0,end);
+    return str;
+}