[llvm] r281788 - [CMake] Support symlinks with the same name as the binary

[Chris Bieneman via llvm-commits]

Author: cbieneman
Date: Fri Sep 16 17:19:19 2016
New Revision: 281788

URL: http://llvm.org/viewvc/llvm-project?rev=281788&view=rev
Log:
[CMake] Support symlinks with the same name as the binary

This supports creating symlinks to tools in different directories than
the tool is built to. This is useful for the LLDB framework build which
I’m sending patches for shortly.

Modified:
    llvm/trunk/cmake/modules/AddLLVM.cmake

Modified: llvm/trunk/cmake/modules/AddLLVM.cmake
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/cmake/modules/AddLLVM.cmake?rev=281788&r1=281787&r2=281788&view=diff
==============================================================================
--- llvm/trunk/cmake/modules/AddLLVM.cmake (original)
+++ llvm/trunk/cmake/modules/AddLLVM.cmake Fri Sep 16 17:19:19 2016
@@ -1246,6 +1246,12 @@ function(add_llvm_tool_symlink name dest
 
   set(output_path "${LLVM_RUNTIME_OUTPUT_INTDIR}/${name}${CMAKE_EXECUTABLE_SUFFIX}")
 
+  set(target_name ${name})
+  if(TARGET ${name})
+    set(target_name ${name}-link)
+  endif()
+
+
   if(ARG_ALWAYS_GENERATE)
     set_property(DIRECTORY APPEND PROPERTY
       ADDITIONAL_MAKE_CLEAN_FILES ${dest_binary})
@@ -1255,8 +1261,8 @@ function(add_llvm_tool_symlink name dest
     add_custom_command(OUTPUT ${output_path}
                      COMMAND ${CMAKE_COMMAND} -E ${LLVM_LINK_OR_COPY} "${dest_binary}" "${output_path}"
                      DEPENDS ${dest})
-    add_custom_target(${name} ALL DEPENDS ${output_path})
-    set_target_properties(${name} PROPERTIES FOLDER Tools)
+    add_custom_target(${target_name} ALL DEPENDS ${output_path})
+    set_target_properties(${target_name} PROPERTIES FOLDER Tools)
 
     # Make sure the parent tool is a toolchain tool, otherwise exclude this tool
     list(FIND LLVM_TOOLCHAIN_TOOLS ${dest} LLVM_IS_${dest}_TOOLCHAIN_TOOL)