+/*
+ * Create a document object.
+ */
+
+YAML_DECLARE(int)
+yaml_document_initialize(yaml_document_t *document,
+ yaml_version_directive_t *version_directive,
+ yaml_tag_directive_t *tag_directives_start,
+ yaml_tag_directive_t *tag_directives_end,
+ int start_implicit, int end_implicit)
+{
+ struct {
+ yaml_error_type_t error;
+ } context;
+ struct {
+ yaml_node_t *start;
+ yaml_node_t *end;
+ yaml_node_t *top;
+ } nodes = { NULL, NULL, NULL };
+ yaml_version_directive_t *version_directive_copy = NULL;
+ struct {
+ yaml_tag_directive_t *start;
+ yaml_tag_directive_t *end;
+ yaml_tag_directive_t *top;
+ } tag_directives_copy = { NULL, NULL, NULL };
+ yaml_tag_directive_t value = { NULL, NULL };
+ yaml_mark_t mark = { 0, 0, 0 };
+
+ assert(document); /* Non-NULL document object is expected. */
+ assert((tag_directives_start && tag_directives_end) ||
+ (tag_directives_start == tag_directives_end));
+ /* Valid tag directives are expected. */
+
+ if (!STACK_INIT(&context, nodes, yaml_node_t*)) goto error;
+
+ if (version_directive) {
+ version_directive_copy = YAML_MALLOC_STATIC(yaml_version_directive_t);
+ if (!version_directive_copy) goto error;
+ version_directive_copy->major = version_directive->major;
+ version_directive_copy->minor = version_directive->minor;
+ }
+
+ if (tag_directives_start != tag_directives_end) {
+ yaml_tag_directive_t *tag_directive;
+ if (!STACK_INIT(&context, tag_directives_copy, yaml_tag_directive_t*))
+ goto error;
+ for (tag_directive = tag_directives_start;
+ tag_directive != tag_directives_end; tag_directive ++) {
+ assert(tag_directive->handle);
+ assert(tag_directive->prefix);
+ if (!yaml_check_utf8(tag_directive->handle,
+ strlen((char *)tag_directive->handle)))
+ goto error;
+ if (!yaml_check_utf8(tag_directive->prefix,
+ strlen((char *)tag_directive->prefix)))
+ goto error;
+ value.handle = yaml_strdup(tag_directive->handle);
+ value.prefix = yaml_strdup(tag_directive->prefix);
+ if (!value.handle || !value.prefix) goto error;
+ if (!PUSH(&context, tag_directives_copy, value))
+ goto error;
+ value.handle = NULL;
+ value.prefix = NULL;
+ }
+ }
+
+ DOCUMENT_INIT(*document, nodes.start, nodes.end, version_directive_copy,
+ tag_directives_copy.start, tag_directives_copy.top,
+ start_implicit, end_implicit, mark, mark);
+
+ return 1;
+
+error:
+ STACK_DEL(&context, nodes);
+ yaml_free(version_directive_copy);
+ while (!STACK_EMPTY(&context, tag_directives_copy)) {
+ yaml_tag_directive_t value = POP(&context, tag_directives_copy);
+ yaml_free(value.handle);
+ yaml_free(value.prefix);
+ }
+ STACK_DEL(&context, tag_directives_copy);
+ yaml_free(value.handle);
+ yaml_free(value.prefix);
+
+ return 0;
+}