C++ (Cpp) zend_ast_destroy Beispiele

Beispiel #1

Datei: ast.c Projekt: rlerdorf/php-ast

static zend_ast *get_ast(zend_string *code, zend_arena **ast_arena, char *filename) {
	zval code_zv;
	zend_bool original_in_compilation;
	zend_lex_state original_lex_state;
	zend_ast *ast;

	ZVAL_STR_COPY(&code_zv, code);

	original_in_compilation = CG(in_compilation);
	CG(in_compilation) = 1;

	zend_save_lexical_state(&original_lex_state);
	if (zend_prepare_string_for_scanning(&code_zv, filename) == SUCCESS) {
		CG(ast) = NULL;
		CG(ast_arena) = zend_arena_create(1024 * 32);
		LANG_SCNG(yy_state) = yycINITIAL;

		if (zendparse() != 0) {
			zend_ast_destroy(CG(ast));
			zend_arena_destroy(CG(ast_arena));
			CG(ast) = NULL;
		}
	}

	/* restore_lexical_state changes CG(ast) and CG(ast_arena) */
	ast = CG(ast);
	*ast_arena = CG(ast_arena);

	zend_restore_lexical_state(&original_lex_state);
	CG(in_compilation) = original_in_compilation;

	zval_dtor(&code_zv);

	return ast;
}

Beispiel #2

Datei: tokenizer.c Projekt: Synchro/php-src

static zend_bool tokenize_parse(zval *return_value, zend_string *source)
{
	zval source_zval;
	zend_lex_state original_lex_state;
	zend_bool original_in_compilation;
	zend_bool success;

	ZVAL_STR_COPY(&source_zval, source);

	original_in_compilation = CG(in_compilation);
	CG(in_compilation) = 1;
	zend_save_lexical_state(&original_lex_state);

	if ((success = (zend_prepare_string_for_scanning(&source_zval, "") == SUCCESS))) {
		zval token_stream;
		array_init(&token_stream);

		CG(ast) = NULL;
		CG(ast_arena) = zend_arena_create(1024 * 32);
		LANG_SCNG(yy_state) = yycINITIAL;
		LANG_SCNG(on_event) = on_event;
		LANG_SCNG(on_event_context) = &token_stream;

		if((success = (zendparse() == SUCCESS))) {
			ZVAL_COPY_VALUE(return_value, &token_stream);
		} else {
			zval_ptr_dtor(&token_stream);
		}

		zend_ast_destroy(CG(ast));
		zend_arena_destroy(CG(ast_arena));
	}

	/* restore compiler and scanner global states */
	zend_restore_lexical_state(&original_lex_state);
	CG(in_compilation) = original_in_compilation;

	zval_dtor(&source_zval);

	return success;
}