From 4af237d43a53c0920cb959d11dfa0e608325591e Mon Sep 17 00:00:00 2001
From: Stefan Ritt <stefan.ritt@psi.ch>
Date: Thu, 30 Apr 2015 13:27:02 +0200
Subject: [PATCH] Check for nonzero logbook files if index is rebuilt. Might
 help for logbook files hosted on remote file systems.

---
 src/elogd.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/elogd.c b/src/elogd.c
index 54a15150..fe9bca10 100755
--- a/src/elogd.c
+++ b/src/elogd.c
@@ -4116,6 +4116,11 @@ int el_build_index(LOGBOOK * lbs, BOOL rebuild)
                  lbs->el_index[i].offset);
    }
 
+   if (rebuild && n == 0) {
+      eprintf("Logbook files seem to have disappeared, aborting program.\n");
+      assert(rebuild && n > 0);
+   }
+   
    return EL_SUCCESS;
 }