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Check return value of exception::__tostring()

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This commit is contained in:
Marcus Boerger 2003-11-30 13:53:19 +00:00
parent 71ec2db198
commit 0091b5ca1d
2 changed files with 10 additions and 76 deletions
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43
Zend/zend_exceptions.c
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@ -375,21 +375,6 @@ static zend_function_entry default_exception_functions[] = {
{NULL, NULL, NULL}
};
int zend_cast_exception(zval *readobj, zval *writeobj, int type, int should_free TSRMLS_DC)
{
if (type == IS_STRING) {
zval fname, *retval;
ZVAL_STRING(&fname, "__tostring", 0);
if (call_user_function_ex(NULL, &readobj, &fname, &retval, 0, NULL, 0, NULL TSRMLS_CC) == SUCCESS) {
ZVAL_STRING(writeobj, Z_STRVAL_P(retval), 1);
zval_ptr_dtor(&retval);
return SUCCESS;
}
}
return FAILURE;
}
static void zend_register_default_exception(TSRMLS_D)
{
zend_class_entry ce;
@ -399,7 +384,6 @@ static void zend_register_default_exception(TSRMLS_D)
default_exception_ptr->create_object = zend_default_exception_new;
memcpy(&default_exception_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
default_exception_handlers.clone_obj = NULL;
default_exception_handlers.cast_object = zend_cast_exception;
zend_declare_property_string(default_exception_ptr, "message", sizeof("message")-1, "Unknown exception", ZEND_ACC_PROTECTED TSRMLS_CC);
zend_declare_property_string(default_exception_ptr, "string", sizeof("string")-1, "", ZEND_ACC_PRIVATE TSRMLS_CC);
@ -490,34 +474,17 @@ static void zend_error_va(int type, const char *file, uint lineno, const char *f
ZEND_API void zend_exception_error(zval *exception TSRMLS_DC)
{
if (instanceof_function(Z_OBJCE_P(exception), default_exception_ptr TSRMLS_CC)) {
zend_fcall_info fci;
zval fname;
zval *str, *file, *line;
zval *old_exception = EG(exception);
zend_object_handlers *handler = Z_OBJ_HT_P(exception);
EG(exception) = NULL;
ZVAL_STRINGL(&fname, "__tostring", sizeof("__tostring")-1, 0);
fci.size = sizeof(fci);
fci.function_table = &Z_OBJCE_P(exception)->function_table;
fci.function_name = &fname;
fci.symbol_table = NULL;
fci.object_pp = &exception;
fci.retval_ptr_ptr = &str;
fci.param_count = 0;
fci.params = NULL;
fci.no_separation = 1;
MAKE_STD_ZVAL(str);
handler->cast_object(exception, str, IS_STRING, 0 TSRMLS_CC);
zend_call_function(&fci, NULL TSRMLS_CC);
if (str) {
zend_update_property_string(default_exception_ptr, exception, "string", sizeof("string")-1, Z_STRVAL_P(str) TSRMLS_CC);
zval_ptr_dtor(&str);
} else if (EG(exception)) {
/* no result because of exception __tostring(), so at least return the class_name */
zend_update_property_string(default_exception_ptr, exception, "string", sizeof("string")-1, Z_OBJCE_P(exception)->name TSRMLS_CC);
}
zend_update_property_string(default_exception_ptr, exception, "string", sizeof("string")-1, EG(exception) ? Z_OBJCE_P(exception)->name : Z_STRVAL_P(str) TSRMLS_CC);
zval_ptr_dtor(&str);
if (EG(exception)) {
/* do the best we can to inform about the inner exception */