Add php_handle_aborted_connection()

Call this from your SAPI module to signal an aborted connection.

main/main.c

@@ -1214,6 +1214,17 @@ PHPAPI void php_execute_script(zend_file_handle *primary_file CLS_DC ELS_DC PLS_
 	free_alloca(old_cwd);
 }
 
+PHPAPI void php_handle_aborted_connection(void)
+{
+	PLS_FETCH();
+
+	PG(connection_status) = PHP_CONNECTION_ABORTED;
+
+	if (!PG(ignore_user_abort)) {
+		zend_bailout();
+	}
+}
+
 PHPAPI int php_handle_auth_data(const char *auth SLS_DC)
 {
 	int ret = -1;

main/php_main.h

@@ -44,6 +44,7 @@ PHPAPI void php_execute_script(zend_file_handle *primary_file CLS_DC ELS_DC PLS_
 PHPAPI int php_handle_special_queries(SLS_D PLS_DC);
 PHPAPI int php_lint_script(zend_file_handle *file CLS_DC ELS_DC PLS_DC);
 
+PHPAPI void php_handle_aborted_connection(void);
 PHPAPI int php_handle_auth_data(const char *auth SLS_DC);
 
 extern void php_call_shutdown_functions(void);