In MSVC builds embed a VERSIONINFO resource in our exe and DLL files.

This reinstates my commits r238740/r238741 which I reverted due to a failure
in the clang-cl selfhost tests on Windows.  I've now fixed the issue in
clang-cl that caused the failure so hopefully all should be well now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239612 91177308-0d34-0410-b5e6-96231b3b80d8

cmake/modules/AddLLVM.cmake

@@ -228,6 +228,74 @@ function(set_output_directory target bindir libdir)
   endif()
 endfunction()
 
+# If on Windows and building with MSVC, add the resource script containing the
+# VERSIONINFO data to the project.  This embeds version resource information
+# into the output .exe or .dll.
+# TODO: Enable for MinGW Windows builds too.
+#
+function(add_windows_version_resource_file OUT_VAR)
+  set(sources ${ARGN})
+  if (MSVC)
+    set(resource_file ${LLVM_SOURCE_DIR}/resources/windows_version_resource.rc)
+    set(sources ${sources} ${resource_file})
+    source_group("Resource Files" ${resource_file})
+    set(windows_resource_file ${resource_file} PARENT_SCOPE)
+  endif(MSVC)
+
+  set(${OUT_VAR} ${sources} PARENT_SCOPE)
+endfunction(add_windows_version_resource_file)
+
+# set_windows_version_resource_properties(name resource_file...
+#   VERSION_MAJOR int
+#     Optional major version number (defaults to LLVM_VERSION_MAJOR)
+#   VERSION_MINOR int
+#     Optional minor version number (defaults to LLVM_VERSION_MINOR)
+#   VERSION_PATCHLEVEL int
+#     Optional patchlevel version number (defaults to LLVM_VERSION_PATCH)
+#   VERSION_STRING
+#     Optional version string (defaults to PACKAGE_VERSION)
+#   PRODUCT_NAME
+#     Optional product name string (defaults to "LLVM")
+#   )
+function(set_windows_version_resource_properties name resource_file)
+  cmake_parse_arguments(ARG
+    ""
+    "VERSION_MAJOR;VERSION_MINOR;VERSION_PATCHLEVEL;VERSION_STRING;PRODUCT_NAME"
+    ""
+    ${ARGN})
+
+  if (NOT DEFINED ARG_VERSION_MAJOR)
+    set(ARG_VERSION_MAJOR ${LLVM_VERSION_MAJOR})
+  endif()
+
+  if (NOT DEFINED ARG_VERSION_MINOR)
+    set(ARG_VERSION_MINOR ${LLVM_VERSION_MINOR})
+  endif()
+
+  if (NOT DEFINED ARG_VERSION_PATCHLEVEL)
+    set(ARG_VERSION_PATCHLEVEL ${LLVM_VERSION_PATCH})
+  endif()
+
+  if (NOT DEFINED ARG_VERSION_STRING)
+    set(ARG_VERSION_STRING ${PACKAGE_VERSION})
+  endif()
+
+  if (NOT DEFINED ARG_PRODUCT_NAME)
+    set(ARG_PRODUCT_NAME "LLVM")
+  endif()
+
+  set_property(SOURCE ${resource_file}
+               PROPERTY COMPILE_DEFINITIONS
+               "RC_VERSION_FIELD_1=${ARG_VERSION_MAJOR}"
+               "RC_VERSION_FIELD_2=${ARG_VERSION_MINOR}"
+               "RC_VERSION_FIELD_3=${ARG_VERSION_PATCHLEVEL}"
+               "RC_VERSION_FIELD_4=0"
+               "RC_FILE_VERSION=\"${ARG_VERSION_STRING}\""
+               "RC_INTERNAL_NAME=\"${name}\""
+               "RC_PRODUCT_NAME=\"${ARG_PRODUCT_NAME}\""
+               "RC_PRODUCT_VERSION=\"${ARG_VERSION_STRING}\"")
+endfunction(set_windows_version_resource_properties)
+
 # llvm_add_library(name sources...
 #   SHARED;STATIC
 #     STATIC by default w/o BUILD_SHARED_LIBS.
@@ -316,10 +384,17 @@ function(llvm_add_library name)
   if(ARG_MODULE)
     add_library(${name} MODULE ${ALL_FILES})
   elseif(ARG_SHARED)
+    add_windows_version_resource_file(ALL_FILES ${ALL_FILES})
     add_library(${name} SHARED ${ALL_FILES})
   else()
     add_library(${name} STATIC ${ALL_FILES})
   endif()
+
+  if(DEFINED windows_resource_file)
+    set_windows_version_resource_properties(${name} ${windows_resource_file})
+    set(windows_resource_file ${windows_resource_file} PARENT_SCOPE)
+  endif()
+
   set_output_directory(${name} ${LLVM_RUNTIME_OUTPUT_INTDIR} ${LLVM_LIBRARY_OUTPUT_INTDIR})
   llvm_update_compile_flags(${name})
   add_link_opts( ${name} )
@@ -482,11 +557,18 @@ endmacro(add_llvm_loadable_module name)
 
 macro(add_llvm_executable name)
   llvm_process_sources( ALL_FILES ${ARGN} )
+  add_windows_version_resource_file(ALL_FILES ${ALL_FILES})
+
   if( EXCLUDE_FROM_ALL )
     add_executable(${name} EXCLUDE_FROM_ALL ${ALL_FILES})
   else()
     add_executable(${name} ${ALL_FILES})
   endif()
+
+  if(DEFINED windows_resource_file)
+    set_windows_version_resource_properties(${name} ${windows_resource_file})
+  endif()
+
   llvm_update_compile_flags(${name})
   add_link_opts( ${name} )
 

resources/windows_version_resource.rc

@@ -0,0 +1,89 @@
+// Microsoft Visual C++ resource script for embedding version information.
+// The format is described at:
+//   http://msdn.microsoft.com/en-gb/library/windows/desktop/aa380599(v=vs.85).aspx
+// The VERSIONINFO resource is described at:
+//   https://msdn.microsoft.com/en-gb/library/windows/desktop/aa381058(v=vs.85).aspx
+
+
+// Default values for required fields.
+
+#ifndef RC_VERSION_FIELD_1
+#define RC_VERSION_FIELD_1 0
+#endif
+
+#ifndef RC_VERSION_FIELD_2
+#define RC_VERSION_FIELD_2 0
+#endif
+
+#ifndef RC_VERSION_FIELD_3
+#define RC_VERSION_FIELD_3 0
+#endif
+
+#ifndef RC_VERSION_FIELD_4
+#define RC_VERSION_FIELD_4 0
+#endif
+
+#ifndef RC_COMPANY_NAME
+#define RC_COMPANY_NAME ""
+#endif
+
+#ifndef RC_FILE_DESCRIPTION
+#define RC_FILE_DESCRIPTION ""
+#endif
+
+#ifndef RC_FILE_VERSION
+#define RC_FILE_VERSION ""
+#endif
+
+#ifndef RC_INTERNAL_NAME
+#define RC_INTERNAL_NAME ""
+#endif
+
+#ifndef RC_ORIGINAL_FILENAME
+#define RC_ORIGINAL_FILENAME ""
+#endif
+
+#ifndef RC_PRODUCT_NAME
+#define RC_PRODUCT_NAME ""
+#endif
+
+#ifndef RC_PRODUCT_VERSION
+#define RC_PRODUCT_VERSION ""
+#endif
+
+
+1 VERSIONINFO
+FILEVERSION RC_VERSION_FIELD_1,RC_VERSION_FIELD_2,RC_VERSION_FIELD_3,RC_VERSION_FIELD_4
+BEGIN
+  BLOCK "StringFileInfo"
+  BEGIN
+    BLOCK "040904B0"
+    BEGIN
+      // Required strings
+      VALUE "CompanyName", RC_COMPANY_NAME
+      VALUE "FileDescription", RC_FILE_DESCRIPTION
+      VALUE "FileVersion", RC_FILE_VERSION
+      VALUE "InternalName", RC_INTERNAL_NAME
+      VALUE "OriginalFilename", RC_ORIGINAL_FILENAME
+      VALUE "ProductName", RC_PRODUCT_NAME
+      VALUE "ProductVersion", RC_PRODUCT_VERSION
+
+      // Optional strings
+#ifdef RC_COMMENTS
+        VALUE "Comments", RC_COMMENTS
+#endif
+
+#ifdef RC_COPYRIGHT
+        VALUE "LegalCopyright", RC_COPYRIGHT
+#endif
+    END
+  END
+
+  BLOCK "VarFileInfo"
+  BEGIN
+    // The translation must correspond to the above BLOCK inside StringFileInfo
+    // langID     0x0409  U.S. English
+    // charsetID  0x04B0  Unicode
+    VALUE "Translation", 0x0409, 0x04B0
+  END
+END