Separate targets into os and baremetal-sdk parts (#4842)

JerryScript-DCO-1.0-Signed-off-by: Roland Takacs roland.takacs@h-lab.eu

1 files changed, 120 insertions, 0 deletions

diff --git a/targets/os/zephyr/src/main-zephyr.c b/targets/os/zephyr/src/main-zephyr.c
new file mode 100644
index 00000000..db81a3c2
--- /dev/null
+++ b/targets/os/zephyr/src/main-zephyr.c
@@ -0,0 +1,120 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * 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.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <zephyr.h>
+
+#include "jerryscript-port.h"
+#include "jerryscript.h"
+
+#include "getline-zephyr.h"
+#include "jerryscript-ext/handler.h"
+#include <sys/printk.h>
+
+static jerry_value_t print_function;
+
+/**
+ * Register a JavaScript function in the global object.
+ */
+static void
+register_js_function (const char *name_p, /**< name of the function */
+                      jerry_external_handler_t handler_p) /**< function callback */
+{
+  jerry_value_t result_val = jerryx_handler_register_global (name_p, handler_p);
+
+  if (jerry_value_is_exception (result_val))
+  {
+    jerry_port_log (JERRY_LOG_LEVEL_WARNING, "Warning: failed to register '%s' method.", name_p);
+  }
+
+  jerry_value_free (result_val);
+} /* register_js_function */
+
+static int
+shell_cmd_handler (char *source_buffer)
+{
+  jerry_value_t ret_val;
+
+  ret_val = jerry_eval ((jerry_char_t *) source_buffer, strlen (source_buffer), JERRY_PARSE_NO_OPTS);
+
+  if (jerry_value_is_exception (ret_val))
+  {
+    /* User-friendly error messages require at least "cp" JerryScript
+       profile. Include a message prefix in case "cp_minimal" profile
+       is used. */
+    printf ("Error executing statement: ");
+    /* Clear error flag, otherwise print call below won't produce any
+       output. */
+    ret_val = jerry_exception_value (ret_val, true);
+  }
+
+  if (!jerry_value_is_exception (print_function))
+  {
+    jerry_value_t ret_val_print = jerry_call (print_function, jerry_undefined (), &ret_val, 1);
+    jerry_value_free (ret_val_print);
+  }
+
+  jerry_value_free (ret_val);
+
+  return 0;
+} /* shell_cmd_handler */
+
+void
+main (void)
+{
+  union
+  {
+    double d;
+    unsigned u;
+  } now = { .d = jerry_port_get_current_time () };
+  srand (now.u);
+  uint32_t zephyr_ver = sys_kernel_version_get ();
+  printf ("JerryScript build: " __DATE__ " " __TIME__ "\n");
+  printf ("JerryScript API %d.%d.%d\n", JERRY_API_MAJOR_VERSION, JERRY_API_MINOR_VERSION, JERRY_API_PATCH_VERSION);
+  printf ("Zephyr version %d.%d.%d\n",
+          (int) SYS_KERNEL_VER_MAJOR (zephyr_ver),
+          (int) SYS_KERNEL_VER_MINOR (zephyr_ver),
+          (int) SYS_KERNEL_VER_PATCHLEVEL (zephyr_ver));
+
+  zephyr_getline_init ();
+  jerry_init (JERRY_INIT_EMPTY);
+  register_js_function ("print", jerryx_handler_print);
+  jerry_value_t global_obj_val = jerry_current_realm ();
+
+  jerry_value_t print_func_name_val = jerry_string_sz ("print");
+  print_function = jerry_object_get (global_obj_val, print_func_name_val);
+  jerry_value_free (print_func_name_val);
+  jerry_value_free (global_obj_val);
+  if (jerry_value_is_exception (print_function))
+  {
+    printf ("Error: could not look up print function, expression results won't be printed\n");
+  }
+
+  while (1)
+  {
+    char *s;
+    printf ("js> ");
+    fflush (stdout);
+    s = zephyr_getline ();
+    if (*s)
+    {
+      shell_cmd_handler (s);
+    }
+  }
+
+  /* As we never retturn from REPL above, don't call jerry_cleanup() here. */
+} /* main */