Moved test_json in directory examples

Author: Mirko Pasqualetti

examples/test_json

@@ -1,3 +1,32 @@
+/* vim: set et ts=4
+ *
+ * Copyright (C) 2015 Mirko Pasqualetti  All rights reserved.
+ * https://github.com/udp/json-parser
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/stat.h>
@@ -84,7 +113,7 @@ static void process_value(json_value* value, int depth)
         }
 }
 
-void main(int argc, char** argv)
+int main(int argc, char** argv)
 {
         char* filename;
         FILE *fp;
@@ -96,33 +125,33 @@ void main(int argc, char** argv)
 
         if (argc != 2) {
                 fprintf(stderr, "%s <file_json>\n", argv[0]);
-                exit(1);
+                return 1;
         }
         filename = argv[1];
 
         if ( stat(filename, &filestatus) != 0) {
                 fprintf(stderr, "File %s not found\n", filename);
-                exit(1);
+                return 1;
         }
         file_size = filestatus.st_size;
         file_contents = (char*)malloc(filestatus.st_size);
         if ( file_contents == NULL) {
                 fprintf(stderr, "Memory error: unable to allocate %d bytes\n", file_size);
-                exit(1);
+                return 1;
         }
 
         fp = fopen(filename, "rt");
         if (fp == NULL) {
                 fprintf(stderr, "Unable to open %s\n", filename);
                 fclose(fp);
                 free(file_contents);
-                exit(1);
+                return 1;
         }
         if ( fread(file_contents, file_size, 1, fp) != 1 ) {
                 fprintf(stderr, "Unable t read content of %s\n", filename);
                 fclose(fp);
                 free(file_contents);
-                exit(1);
+                return 1;
         }
         fclose(fp);
 
@@ -144,5 +173,5 @@ void main(int argc, char** argv)
 
         json_value_free(value);
         free(file_contents);
-        exit(0);
+        return 0;
 }