ext/jpeg_jpeg.c in jpeg-0.1.1 vs ext/jpeg_jpeg.c in jpeg-0.1.2

@@ -18,17 +18,23 @@
     rb_define_singleton_method(Jpeg, "open", jpeg_jpeg_s_open, -1);
     rb_define_method(Jpeg, "width", jpeg_jpeg_width, 0);
     rb_define_method(Jpeg, "height", jpeg_jpeg_height, 0);
     rb_define_method(Jpeg, "size", jpeg_jpeg_size, 0);
 }
+void jpeg_jpeg_exit(j_common_ptr jpeg) {
+    char buffer[JMSG_LENGTH_MAX];
+    jpeg->err->format_message(jpeg, buffer);
+    rb_raise(rb_eRuntimeError, buffer);
+}
 
 static VALUE jpeg_jpeg_alloc(VALUE klass) {
     struct jpeg_jpeg *jpeg = ALLOC(struct jpeg_jpeg);
 
     jpeg->read = (void *)ALLOC(struct jpeg_decompress_struct);
     jpeg->error = (void *)ALLOC(struct jpeg_error_mgr);
     jpeg->read->err = jpeg_std_error(jpeg->error);
+    jpeg->error->error_exit = jpeg_jpeg_exit;
     jpeg_create_decompress(jpeg->read);
 
     return Data_Wrap_Struct(klass, jpeg_jpeg_mark, jpeg_jpeg_free, jpeg);
 }
 
@@ -36,11 +42,11 @@
 
 }
 
 static void jpeg_jpeg_free(struct jpeg_jpeg *p) {
     if (p->read) {
-        jpeg_destroy_compress(p->read);
+        jpeg_destroy_decompress(p->read);
         free(p->read);
     }
     if (p->error) {
         free(p->error);
     }
@@ -61,9 +67,10 @@
 
     if ((fp = fopen(RSTRING_PTR(path), "rb")) == NULL) {
         rb_raise(rb_eRuntimeError, "Open file failed");
     }
     jpeg_stdio_src(p_jpeg->read, fp);
+
     jpeg_read_header(p_jpeg->read, TRUE);
     jpeg_start_decompress(p_jpeg->read);
     fclose(fp);
     return jpeg;
 }