Add jerry_port_get_time API and use it for Date.now()

JerryScript-DCO-1.0-Signed-off-by: François Baldassari [email protected]

Author: François Baldassari

jerry-core/ecma/builtin-objects/ecma-builtin-date.c

@@ -33,10 +33,6 @@
 #define BUILTIN_UNDERSCORED_ID date
 #include "ecma-builtin-internal-routines-template.inc.h"
 
-#ifdef JERRY_ENABLE_DATE_SYS_CALLS
-#include <sys/time.h>
-#endif /* JERRY_ENABLE_DATE_SYS_CALLS */
-
 /** \addtogroup ecma ECMA
  * @{
  *
@@ -456,17 +452,11 @@ ecma_builtin_date_now (ecma_value_t this_arg __attr_unused___) /**< this argumen
   ecma_number_t *now_num_p = ecma_alloc_number ();
   *now_num_p = ECMA_NUMBER_ZERO;
 
-#ifdef JERRY_ENABLE_DATE_SYS_CALLS
-  struct timeval tv;
-
-  if (gettimeofday (&tv, NULL) != 0)
+  if (jerry_port_get_time (now_num_p) != 0)
   {
-    return ecma_raise_type_error (ECMA_ERR_MSG ("gettimeofday failed"));
+    return ecma_raise_type_error (ECMA_ERR_MSG ("Get time failed"));
   }
 
-  *now_num_p = ((ecma_number_t) tv.tv_sec) * 1000.0 + ((ecma_number_t) (tv.tv_usec / 1000));
-#endif /* JERRY_ENABLE_DATE_SYS_CALLS */
-
   return ecma_make_number_value (now_num_p);
 } /* ecma_builtin_date_now */
 

jerry-core/jerry-port.c

@@ -15,6 +15,9 @@
 
 #include "jerry-port.h"
 #include <stdarg.h>
+#ifdef JERRY_ENABLE_DATE_SYS_CALLS
+#include <sys/time.h>
+#endif /* JERRY_ENABLE_DATE_SYS_CALLS */
 
 /**
  * Provide log message to filestream implementation for the engine.
@@ -52,3 +55,25 @@ int jerry_port_putchar (int c) /**< character to put */
 {
   return putchar ((unsigned char) c);
 } /* jerry_port_putchar */
+
+/**
+ * Provide datetime implementation for the engine
+ */
+int jerry_port_get_time (double *out_time)
+{
+#ifdef JERRY_ENABLE_DATE_SYS_CALLS
+  struct timeval tv;
+
+  if (gettimeofday (&tv, NULL) != 0)
+  {
+    return -1;
+  }
+  else
+  {
+    *out_time = ((double) tv.tv_sec) * 1000.0 + ((double) (tv.tv_usec / 1000.0));
+    return 0;
+  }
+#endif /* JERRY_ENABLE_DATE_SYS_CALLS */
+
+  return 0;
+} /* jerry_port_get_time */

jerry-core/jerry-port.h

@@ -35,6 +35,11 @@ int jerry_port_logmsg (FILE *stream, const char *format, ...);
 int jerry_port_errormsg (const char *format, ...);
 int jerry_port_putchar (int c);
 
+/**
+ * Target port functions for date and time
+ */
+int jerry_port_get_time (double *out_time);
+
 /**
  * @}
  */