Move log message output(fprintf, puthcar) to target code

Related issue #752

JerryScript-DCO-1.0-Signed-off-by: SaeHie Park saehie.park@samsung.com

main.h

@@ -0,0 +1,54 @@
+/* Copyright 2014-2015 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef MAIN_H
+#define MAIN_H
+
+/**
+ * Provide log message to filestream implementation for the engine.
+ */
+int jerry_port_logmsg (FILE* stream, const char* format, ...)
+{
+  va_list args;
+  int count;
+  va_start (args, format);
+  count = vfprintf (stream, format, args);
+  va_end (args);
+  return count;
+}
+
+/**
+ * Provide error message to console implementation for the engine.
+ */
+int jerry_port_errormsg (const char* format, ...)
+{
+  va_list args;
+  int count;
+  va_start (args, format);
+  count = vfprintf (stderr, format, args);
+  va_end (args);
+  return count;
+}
+
+
+/**
+ * Provide output character to console implementation for the engine.
+ */
+int jerry_port_putchar (int c)
+{
+  return putchar (c);
+}
+
+#endif /* !MAIN_H */