Update create_items example

README.md

@@ -63,29 +63,29 @@ yum install libcbor-devel
 #include <cbor.h>
 #include <stdio.h>
 
-int main(int argc, char * argv[])
-{
-	/* Preallocate the map structure */
-	cbor_item_t * root = cbor_new_definite_map(2);
-	/* Add the content */
-	cbor_map_add(root, (struct cbor_pair) {
-		.key = cbor_move(cbor_build_string("Is CBOR awesome?")),
-		.value = cbor_move(cbor_build_bool(true))
-	});
-	cbor_map_add(root, (struct cbor_pair) {
-		.key = cbor_move(cbor_build_uint8(42)),
-		.value = cbor_move(cbor_build_string("Is the answer"))
-	});
-	/* Output: `buffer_size` bytes of data in the `buffer` */
-	unsigned char * buffer;
-	size_t buffer_size;
-	cbor_serialize_alloc(root, &buffer, &buffer_size);
-
-	fwrite(buffer, 1, buffer_size, stdout);
-	free(buffer);
-
-	fflush(stdout);
-	cbor_decref(&root);
+int main(void) {
+  /* Preallocate the map structure */
+  cbor_item_t* root = cbor_new_definite_map(2);
+  /* Add the content */
+  bool success = cbor_map_add(
+      root, (struct cbor_pair){
+                .key = cbor_move(cbor_build_string("Is CBOR awesome?")),
+                .value = cbor_move(cbor_build_bool(true))});
+  success &= cbor_map_add(
+      root, (struct cbor_pair){
+                .key = cbor_move(cbor_build_uint8(42)),
+                .value = cbor_move(cbor_build_string("Is the answer"))});
+  if (!success) return 1;
+  /* Output: `length` bytes of data in the `buffer` */
+  unsigned char* buffer;
+  size_t buffer_size;
+  cbor_serialize_alloc(root, &buffer, &buffer_size);
+
+  fwrite(buffer, 1, buffer_size, stdout);
+  free(buffer);
+
+  fflush(stdout);
+  cbor_decref(&root);
 }
 ```
 

examples/create_items.c

@@ -23,10 +23,10 @@ int main(void) {
   if (!success) return 1;
   /* Output: `length` bytes of data in the `buffer` */
   unsigned char* buffer;
-  size_t buffer_size,
-      length = cbor_serialize_alloc(root, &buffer, &buffer_size);
+  size_t buffer_size;
+  cbor_serialize_alloc(root, &buffer, &buffer_size);
 
-  fwrite(buffer, 1, length, stdout);
+  fwrite(buffer, 1, buffer_size, stdout);
   free(buffer);
 
   fflush(stdout);