fixes compilation on Windows using MinGW

CMakeLists.txt

@@ -4,7 +4,7 @@ project(nanodbc)
 option(NANODBC_USE_UNICODE "build with unicode support turned on" OFF)
 option(NANODBC_USE_BOOST_CONVERT "build using Boost.Locale for string convert" OFF)
 option(NANODBC_HANDLE_NODATA_BUG "enable special handling for SQL_NO_DATA (required for vertica)" OFF)
-option(NANODBC_DISABLE_ASYNC "disable async features entierly (may help resolve issues in VS2015 builds)" OFF)
+option(NANODBC_DISABLE_ASYNC "disable async features entirely (may help resolve issues in VS2015 builds)" OFF)
 option(NANODBC_STATIC "build static instead of shared library" OFF)
 option(NANODBC_EXAMPLES "build examples" ON)
 option(NANODBC_TEST "build tests" ON)
@@ -186,6 +186,8 @@ if(UNIX)
 	set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${ODBC_LINK_FLAGS}")
 elseif(MSVC)
 	set(ODBC_LIBRARIES odbc32.lib odbccp32.lib Ws2_32.lib)
+elseif(MINGW)
+	set(ODBC_LIBRARIES odbc32 odbccp32)
 endif()
 
 ########################################
@@ -209,9 +211,14 @@ endif()
 if(NANODBC_INSTALL)
 	install(FILES src/nanodbc.h DESTINATION include)
 	if(NANODBC_STATIC)
-		install(TARGETS nanodbc ARCHIVE DESTINATION lib)
+		install(TARGETS nanodbc
+                ARCHIVE DESTINATION lib
+                LIBRARY DESTINATION lib)
 	else()
-		install(TARGETS nanodbc LIBRARY DESTINATION lib)
+		install(TARGETS nanodbc 
+                RUNTIME DESTINATION bin
+                LIBRARY DESTINATION lib
+                ARCHIVE DESTINATION lib)
 	endif()
 	message(STATUS "Target install: Turned on")
 else()

examples/table_schema.cpp

@@ -11,7 +11,9 @@
 #include <string>
 
 #ifdef _WIN32
+#ifndef __MINGW32__
 #define NOMINMAX
+#endif
 #include <windows.h> // SQLLEN, SQLULEN, SQLHWND
 #endif
 #include <sql.h>

src/nanodbc.cpp

@@ -44,7 +44,9 @@
 
 #ifdef _WIN32
     // needs to be included above sql.h for windows
-    #define NOMINMAX
+    #ifndef __MINGW32__
+        #define NOMINMAX
+    #endif
     #include <windows.h>
 #endif
 

test/base_test_fixture.h

@@ -26,7 +26,9 @@
 
 #ifdef _WIN32
 // needs to be included above sql.h for windows
-#define NOMINMAX
+#ifndef __MINGW32__
+    #define NOMINMAX
+#endif
 #include <windows.h>
 #endif
 #include <sql.h>

test/mssql_test.cpp

@@ -277,7 +277,7 @@ TEST_CASE_METHOD(mssql_fixture, "while_next_iteration_test", "[mssql][looping]")
     while_next_iteration_test();
 }
 
-#ifdef WIN32
+#if defined(WIN32) && !defined(NANODBC_DISABLE_ASYNC)
 TEST_CASE_METHOD(mssql_fixture, "async_test", "[mssql][async]")
 {
     HANDLE event_handle = CreateEvent(nullptr, FALSE, FALSE, nullptr);
@@ -302,4 +302,4 @@ TEST_CASE_METHOD(mssql_fixture, "async_test", "[mssql][async]")
 
     REQUIRE(row.get<int>(0) >= 0);
 }
-#endif //WIN32
+#endif //defined(WIN32) && !defined(NANODBC_DISABLE_ASYNC)