From c3d4c1c4620b16bdad169d52b2261719df48f2bd Mon Sep 17 00:00:00 2001
From: David L Parkhurst <dlpark@usgs.gov>
Date: Wed, 7 Oct 2009 16:19:39 +0000
Subject: [PATCH] Subsequent simulation wiped out dump file even though there
 was no dump. Check to see if dump file is needed before opening file in
 dump_entities.

git-svn-id: svn://136.177.114.72/svn_GW/phreeqcpp/trunk@3705 1feff8c3-07ed-0310-ac33-dd36852eb9cd
---
 ReadClass.cxx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/ReadClass.cxx b/ReadClass.cxx
index 26e2a96e..cdc760fd 100644
--- a/ReadClass.cxx
+++ b/ReadClass.cxx
@@ -1135,7 +1135,16 @@ dump_entities(void)
 {
 	int i, n, return_value;
 	return_value = OK;
-
+	if (!dump_info.get_dump_solution() &&
+		!dump_info.get_dump_pp_assemblage() &&
+		!dump_info.get_dump_exchange() &&
+		!dump_info.get_dump_surface() &&
+		!dump_info.get_dump_s_s_assemblage() &&
+		!dump_info.get_dump_gas_phase() &&
+		!dump_info.get_dump_kinetics()) 
+	{
+		return(OK);
+	}
 
 
 	std::ofstream dump_stream;