From 571417b8a33d6a728ec5ac5b03af2fb12a4e86d3 Mon Sep 17 00:00:00 2001
From: NAKAMURA Takumi <geek4civic@gmail.com>
Date: Thu, 13 Feb 2014 01:00:52 +0000
Subject: [CMake] llvm_add_library: Add handling of the parameter
 ADDITIONAL_HEADERS to pass through to process_source.

I was insightless then about unknown optional parameters.
(Consider that LINK_LIBS foo bar ADDITIONAL_HEADERS qux quux)

Suggested by Michael Kruse. Thanks!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@201283 91177308-0d34-0410-b5e6-96231b3b80d8
---
 cmake/modules/AddLLVM.cmake | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'cmake/modules/AddLLVM.cmake')

diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake
index 59add8d359..a253e13369 100644
--- a/cmake/modules/AddLLVM.cmake
+++ b/cmake/modules/AddLLVM.cmake
@@ -174,17 +174,21 @@ endfunction()
 #     Same as the variable LLVM_LINK_COMPONENTS.
 #   LINK_LIBS lib_targets...
 #     Same semantics as target_link_libraries().
-#   ADDITIONAL_HEADERS (implemented in LLVMProcessSources)
+#   ADDITIONAL_HEADERS
 #     May specify header files for IDE generators.
 #   )
 function(llvm_add_library name)
   cmake_parse_arguments(ARG
     "MODULE;SHARED;STATIC"
     "OUTPUT_NAME"
-    "DEPENDS;LINK_COMPONENTS;LINK_LIBS"
+    "ADDITIONAL_HEADERS;DEPENDS;LINK_COMPONENTS;LINK_LIBS"
     ${ARGN})
   list(APPEND LLVM_COMMON_DEPENDS ${ARG_DEPENDS})
-  llvm_process_sources(ALL_FILES ${ARG_UNPARSED_ARGUMENTS})
+  if(ARG_ADDITIONAL_HEADERS)
+    # Pass through ADDITIONAL_HEADERS.
+    set(ARG_ADDITIONAL_HEADERS ADDITIONAL_HEADERS ${ARG_ADDITIONAL_HEADERS})
+  endif()
+  llvm_process_sources(ALL_FILES ${ARG_UNPARSED_ARGUMENTS} ${ARG_ADDITIONAL_HEADERS})
 
   if(ARG_MODULE)
     if(ARG_SHARED OR ARG_STATIC)
-- 
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