Splitting ERR_GENERAL error code in ERR_FAILED_INTERNAL_ASSERTION and ERR_UNIMPLEMENTED_CASE; introducing ERR_FAILED_ASSERTION_IN_SCRIPT error code for handling non-zero script's exit values.

src/globals.h

@@ -57,7 +57,9 @@ typedef enum
   ERR_MEMORY = -10,
   ERR_SYSCALL = -11,
   ERR_UNHANDLED_EXCEPTION = -12,
-  ERR_GENERAL = -255
+  ERR_UNIMPLEMENTED_CASE = -118,
+  ERR_FAILED_ASSERTION_IN_SCRIPT = -119,
+  ERR_FAILED_INTERNAL_ASSERTION = -120,
 } jerry_status_t;
 
 /**
@@ -111,9 +113,16 @@ extern void jerry_ref_unused_variables (int unused_variables_follow, ...);
   do \
   { \
     JERRY_ASSERT (false); \
-    jerry_exit (ERR_GENERAL); \
+    jerry_exit (ERR_FAILED_INTERNAL_ASSERTION); \
   } while (0)
-#define JERRY_UNIMPLEMENTED() JERRY_UNREACHABLE ()
+
+#define JERRY_UNIMPLEMENTED() \
+  do \
+  { \
+    JERRY_ASSERT (false); \
+    jerry_exit (ERR_UNIMPLEMENTED_CASE); \
+  } while (0)
+
 #define JERRY_UNIMPLEMENTED_REF_UNUSED_VARS(...) \
   do \
   { \

src/libruntime/jerry-exit.c

@@ -101,15 +101,22 @@ jerry_exit (jerry_status_t code) /**< status code */
         __printf ("ERR_UNHANDLED_EXCEPTION\n");
         break;
       }
-      case ERR_GENERAL:
+      case ERR_UNIMPLEMENTED_CASE:
       {
-        __printf ("ERR_GENERAL\n");
+        __printf ("ERR_UNIMPLEMENTED_CASE\n");
+        break;
+      }
+      case ERR_FAILED_ASSERTION_IN_SCRIPT:
+      {
+        __printf ("ERR_FAILED_ASSERTION_IN_SCRIPT\n");
+        break;
+      }
+      case ERR_FAILED_INTERNAL_ASSERTION:
+      {
+        __printf ("ERR_FAILED_INTERNAL_ASSERTION\n");
         break;
       }
     }
-
-    /* The failed assertion is 'Return code is zero' */
-    jerry_assert_fail ("Return code is zero", __FILE__, __LINE__);
   }
 #endif /* !JERRY_NDEBUG */
 

src/libruntime/target/linux/jerry-assert.c

@@ -27,6 +27,6 @@ jerry_assert_fail (const char *assertion, /**< assertion condition string */
   __printf ("Assertion '%s' failed at %s:%u\n",
             assertion, file, line);
 
-  __exit (-ERR_GENERAL);
+  __exit (-ERR_FAILED_INTERNAL_ASSERTION);
 } /* jerry_assert_fail */
 

src/libruntime/target/stm32f4/jerry-assert.c

@@ -24,5 +24,5 @@ jerry_assert_fail (const char *assertion __unused, /**< assertion condition stri
                  const char *file __unused, /**< file name */
                  const uint32_t line __unused) /** line */
 {
-  __exit (-ERR_GENERAL);
+  __exit (-ERR_FAILED_INTERNAL_ASSERTION);
 } /* jerry_assert_fail */

src/main.c

@@ -217,7 +217,7 @@ main (int argc __unused,
 
   bool is_success = jerry_run (source_p, source_size, parse_only, show_opcodes, print_mem_stats);
 
-  return is_success ? 0 : 1;
+  jerry_exit (is_success ? ERR_OK : ERR_FAILED_ASSERTION_IN_SCRIPT);
 }
 #endif