Merge pull request #8705 from apple/jdevlieghere/cherrypick/3809e20

[lldb] Use add_custom_command for SBLanguages.h (llvm#91254)

Author: adrian-prantl

lldb/source/API/CMakeLists.txt

@@ -30,19 +30,21 @@ if(LLDB_ENABLE_LUA)
   set(lldb_lua_wrapper ${lua_bindings_dir}/LLDBWrapLua.cpp)
 endif()
 
-# Target to generate SBLanguages.h from Dwarf.def.
+# Generate SBLanguages.h from Dwarf.def.
 set(sb_languages_file
   ${CMAKE_CURRENT_BINARY_DIR}/../../include/lldb/API/SBLanguages.h)
-add_custom_target(
-  lldb-sbapi-dwarf-enums
-  "${Python3_EXECUTABLE}"
+add_custom_command(
+  COMMENT "Generating SBLanguages.h from Dwarf.def"
+  COMMAND "${Python3_EXECUTABLE}"
       ${LLDB_SOURCE_DIR}/scripts/generate-sbapi-dwarf-enum.py
       ${LLVM_MAIN_INCLUDE_DIR}/llvm/BinaryFormat/Dwarf.def
       -o ${sb_languages_file}
-  BYPRODUCTS ${sb_languages_file}
+  OUTPUT ${sb_languages_file}
   DEPENDS ${LLVM_MAIN_INCLUDE_DIR}/llvm/BinaryFormat/Dwarf.def
   WORKING_DIRECTORY ${LLVM_LIBRARY_OUTPUT_INTDIR}
 )
+add_custom_target(lldb-sbapi-dwarf-enums
+  DEPENDS ${sb_languages_file})
 
 add_lldb_library(liblldb SHARED ${option_framework}
   SBAddress.cpp