From 5b816fa1fd82eb94e2702b6bd9df6066fb71267b Mon Sep 17 00:00:00 2001
From: "Charlton, Scott R" <charlton@usgs.gov>
Date: Tue, 15 Sep 2020 20:29:41 -0600
Subject: [PATCH] added src/phreeqcpp/common/PHRQ_exports.h

---
 PHRQ_base.h    |  6 +-----
 PHRQ_exports.h | 14 ++++++++++++++
 PHRQ_io.h      |  6 +-----
 3 files changed, 16 insertions(+), 10 deletions(-)
 create mode 100644 PHRQ_exports.h

diff --git a/PHRQ_base.h b/PHRQ_base.h
index 037d0881..26ac25d6 100644
--- a/PHRQ_base.h
+++ b/PHRQ_base.h
@@ -3,11 +3,7 @@
 
 #include <sstream>
 
-#if defined(_WINDLL)
-#define IPQ_DLL_EXPORT __declspec(dllexport)
-#else
-#define IPQ_DLL_EXPORT
-#endif
+#include "PHRQ_exports.h"
 
 class PHRQ_io;
 class IPQ_DLL_EXPORT PHRQ_base
diff --git a/PHRQ_exports.h b/PHRQ_exports.h
new file mode 100644
index 00000000..d936a60c
--- /dev/null
+++ b/PHRQ_exports.h
@@ -0,0 +1,14 @@
+#ifndef INC_PHRQ_EXPORTS_H
+#define INC_PHRQ_EXPORTS_H
+
+#if defined(_WINDLL)
+#  ifdef IPhreeqc_EXPORTS
+#    define IPQ_DLL_EXPORT __declspec(dllexport)
+#  else
+#    define IPQ_DLL_EXPORT __declspec(dllimport)
+#  endif
+#else
+#  define IPQ_DLL_EXPORT
+#endif
+
+#endif // INC_PHRQ_EXPORTS_H
diff --git a/PHRQ_io.h b/PHRQ_io.h
index f020b2eb..25bfec8a 100644
--- a/PHRQ_io.h
+++ b/PHRQ_io.h
@@ -1,11 +1,7 @@
 #ifndef _PHRQIO_H
 #define _PHRQIO_H
 
-#if defined(_WINDLL)
-#define IPQ_DLL_EXPORT __declspec(dllexport)
-#else
-#define IPQ_DLL_EXPORT
-#endif
+#include "PHRQ_exports.h"
 
 #include <iostream>
 #include <exception>