[Lldb-commits] [lldb] fd4b5f4 - [lldb] Add CMake dependency tracking for SBLanguages generation script (#91686)

[via lldb-commits]

Author: Alex Langford
Date: 2024-05-13T12:32:16-07:00
New Revision: fd4b5f4b52e414bb6fee7c906a22867891fb46b5

URL: https://github.com/llvm/llvm-project/commit/fd4b5f4b52e414bb6fee7c906a22867891fb46b5
DIFF: https://github.com/llvm/llvm-project/commit/fd4b5f4b52e414bb6fee7c906a22867891fb46b5.diff

LOG: [lldb] Add CMake dependency tracking for SBLanguages generation script (#91686)

If you change the generation script and re-run ninja (or whatever drives
your build), it currently will not regenerate SBLanguages.h. With
dependency tracking, it should re-run when the script changes.

Added: 
    

Modified: 
    lldb/source/API/CMakeLists.txt

Removed: 
    


################################################################################
diff  --git a/lldb/source/API/CMakeLists.txt b/lldb/source/API/CMakeLists.txt
index aa31caddfde3a..76b42ecf63f91 100644
--- a/lldb/source/API/CMakeLists.txt
+++ b/lldb/source/API/CMakeLists.txt
@@ -23,14 +23,17 @@ endif()
 # Generate SBLanguages.h from Dwarf.def.
 set(sb_languages_file
   ${CMAKE_CURRENT_BINARY_DIR}/../../include/lldb/API/SBLanguages.h)
+set(sb_languages_generator
+  ${LLDB_SOURCE_DIR}/scripts/generate-sbapi-dwarf-enum.py)
 add_custom_command(
   COMMENT "Generating SBLanguages.h from Dwarf.def"
   COMMAND "${Python3_EXECUTABLE}"
-      ${LLDB_SOURCE_DIR}/scripts/generate-sbapi-dwarf-enum.py
+      ${sb_languages_generator}
       ${LLVM_MAIN_INCLUDE_DIR}/llvm/BinaryFormat/Dwarf.def
       -o ${sb_languages_file}
   OUTPUT ${sb_languages_file}
   DEPENDS ${LLVM_MAIN_INCLUDE_DIR}/llvm/BinaryFormat/Dwarf.def
+          ${sb_languages_generator}
   WORKING_DIRECTORY ${LLVM_LIBRARY_OUTPUT_INTDIR}
 )
 add_custom_target(lldb-sbapi-dwarf-enums