From e12b1cc372e0c64a7c2fb76bc08a72381808d89d Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Sun, 28 Dec 2025 14:00:33 +0100 Subject: Some fixes and generic automaton MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libautomata_clone_automaton.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 libautomata_clone_automaton.c (limited to 'libautomata_clone_automaton.c') diff --git a/libautomata_clone_automaton.c b/libautomata_clone_automaton.c new file mode 100644 index 0000000..eb772e4 --- /dev/null +++ b/libautomata_clone_automaton.c @@ -0,0 +1,28 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + + +int +libautomata_clone_automaton(const struct libautomata_automaton *automaton, struct libautomata_automaton *clone) +{ + clone->nnodes = 0; + if (libautomata_grow_automaton(clone, automaton->nnodes)) + goto fail; + + for (clone->nnodes = 0; clone->nnodes < automaton->nnodes; clone->nnodes++) { + if (automaton->nodes[clone->nnodes].clone) { + if ((*automaton->nodes[clone->nnodes].clone)(&automaton->nodes[clone->nnodes], + &clone->nodes[clone->nnodes])) + goto fail; + } else { + clone->nodes[clone->nnodes] = automaton->nodes[clone->nnodes]; + } + } + + clone->start = &clone->nodes[automaton->start->index]; + clone->current = &clone->nodes[automaton->current->index]; + return 0; +fail: + libautomata_destroy_automaton(clone); + return -1; +} -- cgit v1.2.3-70-g09d2