Fix link type mismatch on Windows and build a shared library by default.

Re-enable static builds

CMakeLists.txt

@@ -11,6 +11,9 @@ set(PROJECT_VERSION_MINOR 0)
 set(PROJECT_VERSION_PATCH 1)
 set(PROJECT_VERSION ${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH})
 
+# Build a shared library by default
+option(BUILD_SHARED_LIBS "Build QHttpEngine as a shared library" ON)
+
 set(BIN_INSTALL_DIR bin CACHE STRING "Binary runtime installation directory relative to the install prefix")
 set(LIB_INSTALL_DIR lib CACHE STRING "Library installation directory relative to the install prefix")
 set(INCLUDE_INSTALL_DIR include CACHE STRING "Header installation directory relative to the install prefix")

src/CMakeLists.txt

@@ -39,7 +39,7 @@ if(WIN32)
     set(SRC ${SRC} "${CMAKE_CURRENT_BINARY_DIR}/resource.rc")
 endif()
 
-add_library(qhttpengine SHARED ${HEADERS} ${SRC})
+add_library(qhttpengine ${HEADERS} ${SRC})
 
 set_target_properties(qhttpengine PROPERTIES
     CXX_STANDARD          11

src/qhttpengine.pc.in

@@ -6,5 +6,6 @@ Name: @PROJECT_NAME@
 Description: @PROJECT_DESCRIPTION@
 URL: @PROJECT_URL@
 Version: @PROJECT_VERSION@
+Requires: Qt5Network
 Cflags: -I${includedir}
 Libs: -L${libdir} -lqhttpengine

src/qhttpengine_export.h.in

@@ -30,10 +30,16 @@
 #define QHTTPENGINE_VERSION_PATCH @PROJECT_VERSION_PATCH@
 #define QHTTPENGINE_VERSION       "@PROJECT_VERSION@"
 
-#if defined(QHTTPENGINE_LIBRARY)
-#  define QHTTPENGINE_EXPORT Q_DECL_EXPORT
+#cmakedefine BUILD_SHARED_LIBS
+
+#if defined(BUILD_SHARED_LIBS)
+#  if defined(QHTTPENGINE_LIBRARY)
+#    define QHTTPENGINE_EXPORT Q_DECL_EXPORT
+#  else
+#    define QHTTPENGINE_EXPORT Q_DECL_IMPORT
+#  endif
 #else
-#  define QHTTPENGINE_EXPORT Q_DECL_IMPORT
+#  define QHTTPENGINE_EXPORT
 #endif
 
 #endif // QHTTPENGINE_QHTTPENGINE_H