[Truffle] Use a proper exception on POSIX call failure.

jruby · Aug 21, 2015 · f9e48bb · f9e48bb
1 parent d2c5a62
commit f9e48bb
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/truffle/src/main/java/org/jruby/truffle/nodes/rubinius/IOPrimitiveNodes.java b/truffle/src/main/java/org/jruby/truffle/nodes/rubinius/IOPrimitiveNodes.java
@@ -431,7 +431,8 @@ public int write(DynamicObject file, DynamicObject string) {
                 int written = posix().write(fd, buffer, buffer.remaining());
 
                 if (written == -1) {
-                    throw new UnsupportedOperationException();
+                    CompilerDirectives.transferToInterpreter();
+                    throw new RaiseException(getContext().getCoreLibrary().errnoError(posix().errno(), this));
                 }
 
                 buffer.position(buffer.position() + written);