missing include, export symbols on Windows

include/cif++/Cif++.hpp

@@ -106,7 +106,7 @@ namespace cif
 {
 
 // flag for verbose output
-extern int VERBOSE;
+extern CIFPP_DLL_IMPORT(int) VERBOSE;
 
 // mmCIF mapping
 // A CIF data file in this case contains entries (data blocks) which can contain

include/cif++/CifUtils.hpp

@@ -39,11 +39,22 @@
 #endif
 
 #if _MSC_VER
-constexpr inline bool isatty(int) { return false; }
+#include <io.h>
+#define isatty _isatty
 #else
 #include <unistd.h>
 #endif
 
+#ifdef _MSC_VER
+#ifdef CIFPP_BUILD_DLL
+#define CIFPP_DLL_IMPORT(type) __declspec(dllexport) type
+#else
+#define CIFPP_DLL_IMPORT(type) __declspec(dllimport) type
+#endif
+#else
+#define CIFPP_DLL_IMPORT(type) type
+#endif
+
 namespace cif
 {
 

include/cif++/Symmetry.hpp

@@ -30,6 +30,8 @@
 #include <cstdint>
 #include <array>
 
+#include "CifUtils.hpp"
+
 namespace mmcif
 {
 
@@ -43,8 +45,8 @@ struct Spacegroup
 	int nr;
 };
 
-extern const Spacegroup kSpaceGroups[];
-extern const std::size_t kNrOfSpaceGroups;
+extern CIFPP_DLL_IMPORT(const Spacegroup) kSpaceGroups[];
+extern CIFPP_DLL_IMPORT(const std::size_t) kNrOfSpaceGroups;
 
 // --------------------------------------------------------------------
 
@@ -105,8 +107,8 @@ struct SymopDataBlock
 
 static_assert(sizeof(SymopDataBlock) == sizeof(uint64_t), "Size of SymopData is wrong");
 
-extern const SymopDataBlock kSymopNrTable[];
-extern const std::size_t kSymopNrTableSize;
+extern CIFPP_DLL_IMPORT(const SymopDataBlock) kSymopNrTable[];
+extern CIFPP_DLL_IMPORT(const std::size_t) kSymopNrTableSize;
 
 // --------------------------------------------------------------------
 

src/CifUtils.cpp

@@ -39,6 +39,7 @@
 #include <map>
 #include <mutex>
 #include <regex>
+#include <sstream>
 #include <thread>
 #include <tuple>