From 732704c7edd6168cf3c6cb081e49a9cba09f2475 Mon Sep 17 00:00:00 2001
From: Paul Bauer <paul.bauer.q@gmail.com>
Date: Mon, 30 Apr 2018 11:44:08 +0200
Subject: [PATCH] Fix md -cpi -noappend

Apparently the noappend option for mpi has been broken when the
checkpoint file reading was refactored. This fixes the issue by properly
setting the simulation_part variable in the ir from the checkpoint file.

Fixes: #2494

Change-Id: Ic1cfe6c15d725edda4a54d8a93bd6b0734db7d3a
---
 src/gromacs/fileio/checkpoint.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gromacs/fileio/checkpoint.cpp b/src/gromacs/fileio/checkpoint.cpp
index 20a100e645..26dff8a6c5 100644
--- a/src/gromacs/fileio/checkpoint.cpp
+++ b/src/gromacs/fileio/checkpoint.cpp
@@ -2523,7 +2523,7 @@ void load_checkpoint(const char *fn, FILE **fplog,
         ir->nsteps          += ir->init_step - headerContents.step;
     }
     ir->init_step        = headerContents.step;
-    ir->simulation_part += 1;
+    ir->simulation_part  = headerContents.simulation_part + 1;
 }
 
 void read_checkpoint_part_and_step(const char  *filename,
-- 
2.11.4.GIT