tokenreader: negative file sizes are illegal

humbertodias · Feb 8, 2024 · e5754c7 · e5754c7
1 parent 2fc2325
commit e5754c7
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/src/r-tech1/tokenreader.cpp b/src/r-tech1/tokenreader.cpp
@@ -128,8 +128,10 @@ class BufferedStream{
     data(NULL),
     position(0),
     size(input.getSize()){
-        if (input.getSize() == 0){
-            throw TokenException(__FILE__, __LINE__, "File has size 0");
+        if (input.getSize() <= 0){
+            ostringstream error;
+            error << "File had invalid size " << input.getSize();
+            throw TokenException(__FILE__, __LINE__, error.str());
         }
         data = new unsigned char[size];
         input.readLine((char*) data, size);