CMake build: Fix issues with Devel package for qmake-based plugins

Add the pch files that qmake uses.
On Windows, the .lib files must have the major version too,
like the DLLs.

Change-Id: I437bbeac0323c5b9bc174ddea8c0d9be6497b4e6
Reviewed-by: Cristian Adam <cristian.adam@qt.io>

cmake/QtCreatorAPI.cmake

@@ -217,6 +217,8 @@ function(add_qtc_library name)
     set_target_properties(${name} PROPERTIES
       SUFFIX "${PROJECT_VERSION_MAJOR}${CMAKE_SHARED_LIBRARY_SUFFIX}"
       PREFIX ""
+      IMPORT_SUFFIX "${IDE_VERSION_MAJOR}${CMAKE_IMPORT_LIBRARY_SUFFIX}"
+      IMPORT_PREFIX ""
     )
   endif()
 
@@ -469,6 +471,8 @@ function(add_qtc_plugin target_name)
     set_target_properties(${target_name} PROPERTIES
       SUFFIX "${PROJECT_VERSION_MAJOR}${CMAKE_SHARED_LIBRARY_SUFFIX}"
       PREFIX ""
+      IMPORT_SUFFIX "${IDE_VERSION_MAJOR}${CMAKE_IMPORT_LIBRARY_SUFFIX}"
+      IMPORT_PREFIX ""
     )
   endif()
   enable_pch(${target_name})

src/shared/CMakeLists.txt

@@ -5,6 +5,10 @@ add_subdirectory(qtlockedfile)
 add_subdirectory(help)
 add_subdirectory(registryaccess)
 
+# PCHs used by qmake based plugin builds
+qtc_add_public_header(qtcreator_pch.h)
+qtc_add_public_header(qtcreator_gui_pch.h)
+
 if (EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/qbs/CMakeLists.txt)
   set(BUILD_QBS_DEFAULT YES)
 else()