build: allow specifying the component to `llvm_install_symlink`

Add an optional parameter to `llvm_install_symlink` which allows the symlink
installation to be placed into a specific component rather than the default
value.

llvm-svn: 288600

diff --git a/llvm/cmake/modules/AddLLVM.cmake b/llvm/cmake/modules/AddLLVM.cmake
index eb5ae8d..7941ced 100644 (file)
--- a/llvm/cmake/modules/AddLLVM.cmake
+++ b/llvm/cmake/modules/AddLLVM.cmake
@@ -1254,7 +1254,7 @@ function(llvm_install_library_symlink name dest type)
 endfunction()
 
 function(llvm_install_symlink name dest)
-  cmake_parse_arguments(ARG "ALWAYS_GENERATE" "" "" ${ARGN})
+  cmake_parse_arguments(ARG "ALWAYS_GENERATE" "COMPONENT" "" ${ARGN})
   foreach(path ${CMAKE_MODULE_PATH})
     if(EXISTS ${path}/LLVMInstallSymlink.cmake)
       set(INSTALL_SYMLINK ${path}/LLVMInstallSymlink.cmake)
@@ -1262,10 +1262,14 @@ function(llvm_install_symlink name dest)
     endif()
   endforeach()
 
-  if(ARG_ALWAYS_GENERATE)
-    set(component ${dest})
+  if(ARG_COMPONENT)
+    set(component ${ARG_COMPONENT})
   else()
-    set(component ${name})
+    if(ARG_ALWAYS_GENERATE)
+      set(component ${dest})
+    else()
+      set(component ${name})
+    endif()
   endif()
 
   set(full_name ${name}${CMAKE_EXECUTABLE_SUFFIX})