Move log level to default port

Setting the log level should be specified by the actual port.

JerryScript-DCO-1.0-Signed-off-by: László Langó llango.u-szeged@partner.samsung.com

targets/default/jerry-port-default-io.c

@@ -16,6 +16,32 @@
 #include <stdarg.h>
 
 #include "jerry-port.h"
+#include "jerry-port-default.h"
+
+/**
+ * Actual log level
+ */
+static jerry_log_level_t jerry_log_level = JERRY_LOG_LEVEL_ERROR;
+
+/**
+ * Get the log level
+ *
+ * @return current log level
+ */
+jerry_log_level_t
+jerry_port_default_get_log_level (void)
+{
+  return jerry_log_level;
+} /* jerry_port_default_get_log_level */
+
+/**
+ * Set the log level
+ */
+void
+jerry_port_default_set_log_level (jerry_log_level_t level) /**< log level */
+{
+  jerry_log_level = level;
+} /* jerry_port_default_set_log_level */
 
 /**
  * Provide console message implementation for the engine.
@@ -38,10 +64,11 @@ jerry_port_log (jerry_log_level_t level, /**< log level */
                 const char *format, /**< format string */
                 ...)  /**< parameters */
 {
-  (void) level; /* default port implementation ignores the log level */
-
-  va_list args;
-  va_start (args, format);
-  vfprintf (stderr, format, args);
-  va_end (args);
+  if (level <= jerry_log_level)
+  {
+    va_list args;
+    va_start (args, format);
+    vfprintf (stderr, format, args);
+    va_end (args);
+  }
 } /* jerry_port_log */

targets/default/jerry-port-default.h

@@ -17,6 +17,8 @@
 #ifndef JERRY_PORT_DEFAULT_H
 #define JERRY_PORT_DEFAULT_H
 
+#include "jerry-port.h"
+
 #include <stdbool.h>
 
 #ifdef __cplusplus
@@ -32,6 +34,9 @@ extern "C"
 void jerry_port_default_set_abort_on_fail (bool);
 bool jerry_port_default_is_abort_on_fail (void);
 
+jerry_log_level_t jerry_port_default_get_log_level (void);
+void jerry_port_default_set_log_level (jerry_log_level_t);
+
 /**
  * @}
  */