[Truffle] Update File.trucate to use errno.

jruby · May 7, 2015 · 440a90f · 440a90f
1 parent dc1de58
commit 440a90f
Showing 1 changed file with 5 additions and 4 deletions.
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
@@ -122,12 +122,13 @@ public int truncate(RubyString path, int length) {
 
         @Specialization
         public int truncate(RubyString path, long length) {
-            if (length < 0) {
+            final String pathString = RubyEncoding.decodeUTF8(path.getByteList().getUnsafeBytes(), path.getByteList().getBegin(), path.getByteList().getRealSize());
+            final int result = posix().truncate(pathString, length);
+            if (result == -1) {
                 CompilerDirectives.transferToInterpreter();
-                throw new RaiseException(getContext().getCoreLibrary().invalidArgumentError(Long.toString(length), this));
+                throw new RaiseException(getContext().getCoreLibrary().errnoError(posix().errno(), this));
             }
-            final String pathString = RubyEncoding.decodeUTF8(path.getByteList().getUnsafeBytes(), path.getByteList().getBegin(), path.getByteList().getRealSize());
-            return posix().truncate(pathString, length);
+            return result;
         }
 
     }