Istvan Miklos
ba2e49caaa
Rename the function to represent it's real functionality. JerryScript-DCO-1.0-Signed-off-by: Istvan Miklos imiklos2@inf.u-szeged.hu
131 lines
3.1 KiB
C
131 lines
3.1 KiB
C
/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "jerryscript.h"
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#include "jerryscript-port.h"
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/**
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* Maximum size of source code / snapshots buffer
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*/
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#define JERRY_BUFFER_SIZE (1048576)
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/**
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* Standalone Jerry exit codes
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*/
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#define JERRY_STANDALONE_EXIT_CODE_OK (0)
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#define JERRY_STANDALONE_EXIT_CODE_FAIL (1)
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static uint8_t buffer[ JERRY_BUFFER_SIZE ];
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static const uint8_t *
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read_file (const char *file_name,
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size_t *out_size_p)
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{
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FILE *file = fopen (file_name, "r");
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if (file == NULL)
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{
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jerry_port_log (JERRY_LOG_LEVEL_ERROR, "Error: failed to open file: %s\n", file_name);
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return NULL;
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}
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size_t bytes_read = fread (buffer, 1u, sizeof (buffer), file);
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if (!bytes_read)
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{
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jerry_port_log (JERRY_LOG_LEVEL_ERROR, "Error: failed to read file: %s\n", file_name);
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fclose (file);
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return NULL;
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}
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fclose (file);
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*out_size_p = bytes_read;
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return (const uint8_t *) buffer;
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} /* read_file */
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static void
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print_help (char *name)
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{
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printf ("Usage: %s [OPTION]... [FILE]...\n"
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"\n"
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"Options:\n"
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" -h, --help\n"
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"\n",
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name);
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} /* print_help */
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int
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main (int argc,
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char **argv)
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{
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srand ((unsigned) jerry_port_get_current_time ());
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if (argc <= 1 || (argc == 2 && (!strcmp ("-h", argv[1]) || !strcmp ("--help", argv[1]))))
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{
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print_help (argv[0]);
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return JERRY_STANDALONE_EXIT_CODE_OK;
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}
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jerry_init (JERRY_INIT_EMPTY);
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jerry_value_t ret_value = jerry_create_undefined ();
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for (int i = 1; i < argc; i++)
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{
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const char *file_name = argv[i];
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size_t source_size;
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const jerry_char_t *source_p = read_file (file_name, &source_size);
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if (source_p == NULL)
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{
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ret_value = jerry_create_error (JERRY_ERROR_COMMON, (jerry_char_t *) "");
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break;
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}
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else
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{
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ret_value = jerry_parse (NULL, 0, source_p, source_size, JERRY_PARSE_NO_OPTS);
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if (!jerry_value_is_error (ret_value))
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{
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jerry_value_t func_val = ret_value;
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ret_value = jerry_run (func_val);
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jerry_release_value (func_val);
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}
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}
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if (jerry_value_is_error (ret_value))
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{
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break;
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}
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jerry_release_value (ret_value);
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ret_value = jerry_create_undefined ();
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}
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int ret_code = JERRY_STANDALONE_EXIT_CODE_OK;
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if (jerry_value_is_error (ret_value))
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{
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jerry_port_log (JERRY_LOG_LEVEL_ERROR, "Unhandled exception: Script Error!\n");
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ret_code = JERRY_STANDALONE_EXIT_CODE_FAIL;
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}
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jerry_release_value (ret_value);
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jerry_cleanup ();
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return ret_code;
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} /* main */
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