Linux fixes

src/eval.c

@@ -285,12 +285,13 @@ Ast_Node* eval_expr(Ast_Node* node, Environment* env) {
     case Ast_Node_Type_Nil:
         ret->type = Ast_Node_Type_Nil;
         return ret;
-    case Ast_Node_Type_Symbol:
+    case Ast_Node_Type_Symbol: {
         Ast_Node* symbol;
         try {
             symbol = lookup_symbol(node->value.symbol, env);
         }
         return symbol;
+    }
     case Ast_Node_Type_Number:
     case Ast_Node_Type_Keyword:
     case Ast_Node_Type_String:

src/helpers.c

@@ -115,7 +115,7 @@ char* read_line() {
         if((*line++ = (char)c) == '\n')
             break;
     }
-    *line--; // we dont want the \n actually
+    (*line)--; // we dont want the \n actually
     *line = '\0';
     return linep;
 }