add missing version info for Win builds

see https://forum.freecadweb.org/viewtopic.php?f=8&t=43099&p=367607#p367607

automate creation of freecad.rc
as proposed in https://forum.freecadweb.org/viewtopic.php?p=367681#p367681

CMakeLists.txt

@@ -28,6 +28,8 @@ set(PACKAGE_VERSION_NAME "Vulcan")
 set(PACKAGE_VERSION_MAJOR "0")
 set(PACKAGE_VERSION_MINOR "19")
 set(PACKAGE_VERSION_PATCH "16100")
+set(PACKAGE_VERSION_SUFFIX "dev") # either "dev" for development snapshot or "" (empty string)
+set(FREECAD_VERSION_PATCH "0") # number of patch release (e.g. "4" for the 0.18.4 release)
 
 set(FREECAD_VERSION "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}")
 set(PACKAGE_VERSION "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}.${PACKAGE_VERSION_PATCH}")

src/Main/CMakeLists.txt

@@ -1,6 +1,8 @@
 #add_defintions(-D_FC_GUI_ENABLED_)
 #add_defintions(-DFREECADMAINPY)
 
+configure_file(freecad.rc.cmake ${CMAKE_CURRENT_BINARY_DIR}/freecad.rc)
+
 if(BUILD_GUI)
     include_directories(
         ${Boost_INCLUDE_DIRS}
@@ -24,7 +26,7 @@ endif(BUILD_GUI)
 if(BUILD_GUI)
 
     SET(FreeCAD_SRCS
-        freecad.rc
+        ${CMAKE_CURRENT_BINARY_DIR}/freecad.rc
         icon.ico
         MainGui.cpp
     )

src/Main/freecad.rc

@@ -1,4 +1,35 @@
+/////////////////////////////////////////////////////////////////////////////
+// For nfo about the file structrure see
+// https://docs.microsoft.com/en-us/windows/win32/menurc/versioninfo-resource
+// and
+// https://docs.microsoft.com/en-us/windows/win32/menurc/stringfileinfo-block
+
+// Icon
+//
 // Icon with lowest ID value placed first to ensure application icon
 // remains consistent on all systems.
 IDI_ICON1               ICON    DISCARDABLE     "icon.ico"
 
+// File info for the FreeCAD.exe
+//
+1 VERSIONINFO 
+FILEVERSION ${PACKAGE_VERSION_MAJOR},${PACKAGE_VERSION_MINOR},${FREECAD_VERSION_PATCH},${PACKAGE_VERSION_PATCH}
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904b0" // 409 stands for US English
+        BEGIN
+            VALUE "CompanyName", "${PROJECT_NAME} Team"
+            VALUE "FileDescription", "${PROJECT_NAME} main executable"
+            VALUE "InternalName", "FreeCAD.exe"
+            VALUE "LegalCopyright", "Copyright (C) 2020"
+            VALUE "OriginalFilename", "FreeCAD.exe"
+            VALUE "ProductName", "${PROJECT_NAME}"
+            VALUE "${FREECAD_VERSION}.${PACKAGE_VERSION_SUFFIX}"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1200 //US English, Unicode
+    END
+END

src/Main/freecad.rc.cmake

@@ -0,0 +1,35 @@
+/////////////////////////////////////////////////////////////////////////////
+// For nfo about the file structrure see
+// https://docs.microsoft.com/en-us/windows/win32/menurc/versioninfo-resource
+// and
+// https://docs.microsoft.com/en-us/windows/win32/menurc/stringfileinfo-block
+
+// Icon
+//
+// Icon with lowest ID value placed first to ensure application icon
+// remains consistent on all systems.
+IDI_ICON1               ICON    DISCARDABLE     "icon.ico"
+
+// File info for the FreeCAD.exe
+//
+1 VERSIONINFO 
+FILEVERSION ${PACKAGE_VERSION_MAJOR},${PACKAGE_VERSION_MINOR},${FREECAD_VERSION_PATCH},${PACKAGE_VERSION_PATCH}
+BEGIN
+    BLOCK "StringFileInfo"
+    BEGIN
+        BLOCK "040904b0" // 409 stands for US English
+        BEGIN
+            VALUE "CompanyName", "${PROJECT_NAME} Team"
+            VALUE "FileDescription", "${PROJECT_NAME} main executable"
+            VALUE "InternalName", "FreeCAD.exe"
+            VALUE "LegalCopyright", "Copyright (C) 2020"
+            VALUE "OriginalFilename", "FreeCAD.exe"
+            VALUE "ProductName", "${PROJECT_NAME}"
+            VALUE "ProductVersion", "${FREECAD_VERSION}.${FREECAD_VERSION_PATCH}${PACKAGE_VERSION_SUFFIX}"
+        END
+    END
+    BLOCK "VarFileInfo"
+    BEGIN
+        VALUE "Translation", 0x409, 1200 //US English, Unicode
+    END
+END