From 53530c209c17fe1f3b37513b53c2f0ef9a491dc3 Mon Sep 17 00:00:00 2001
From: Pjotr Prins
Date: Fri, 3 Jan 2025 01:35:06 -0600
Subject: Adding support for checkpoints and relevant documentation

---
 src/checkpoint.cpp | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 src/checkpoint.cpp

(limited to 'src/checkpoint.cpp')

diff --git a/src/checkpoint.cpp b/src/checkpoint.cpp
new file mode 100644
index 0000000..6fcc1a2
--- /dev/null
+++ b/src/checkpoint.cpp
@@ -0,0 +1,34 @@
+/*
+    Copyright © 2025, Pjotr Prins
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <checkpoint.h>
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <iostream>
+
+#include <param.h>
+
+using namespace std;
+
+void checkpoint(string msg, string filename) {
+    if (msg == checkpoint_name) {
+	cerr << "**** Checkpoint reached: " << msg << " (normal exit)" << endl;
+	exit(0);
+    }
+}
-- 
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