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new 920bd8cb78 [CH] Support separate debug symbols from so file #8083
920bd8cb78 is described below
commit 920bd8cb7803fc82c2e49cca26ebeb482fcfc9f2
Author: LiuNeng <[email protected]>
AuthorDate: Sat Nov 30 17:29:11 2024 +0800
[CH] Support separate debug symbols from so file #8083
What changes were proposed in this pull request?
support separate debug symbols
How was this patch tested?
manual tests
image
(If this patch involves UI changes, please attach a screenshot; otherwise,
remove this)
---
cpp-ch/local-engine/CMakeLists.txt | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/cpp-ch/local-engine/CMakeLists.txt
b/cpp-ch/local-engine/CMakeLists.txt
index 4392b55008..4b1c643636 100644
--- a/cpp-ch/local-engine/CMakeLists.txt
+++ b/cpp-ch/local-engine/CMakeLists.txt
@@ -174,6 +174,26 @@ else()
set(LOCALENGINE_SHARED_LIB_NAME "libch.so")
endif()
+option(ENABLE_SEPARATE_SYMBOLS "support separate debug symbols from so" OFF)
+if(ENABLE_SEPARATE_SYMBOLS)
+ set(SYMBOL_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/debug_symbols)
+ file(MAKE_DIRECTORY ${SYMBOL_OUTPUT_DIRECTORY})
+ function(separate_symbols target)
+ add_custom_command(
+ TARGET ${target}
+ POST_BUILD
+ COMMAND ${CMAKE_OBJCOPY} --only-keep-debug $<TARGET_FILE:${target}>
+ ${SYMBOL_OUTPUT_DIRECTORY}/$<TARGET_FILE_NAME:${target}>.debug
+ COMMAND ${CMAKE_OBJCOPY} --strip-debug $<TARGET_FILE:${target}>
+ COMMAND
+ ${CMAKE_OBJCOPY}
+
--add-gnu-debuglink=${SYMBOL_OUTPUT_DIRECTORY}/$<TARGET_FILE_NAME:${target}>.debug
+ $<TARGET_FILE:${target}>
+ COMMENT "Separating debug symbols for target: ${target}")
+ endfunction()
+ separate_symbols(${LOCALENGINE_SHARED_LIB})
+endif()
+
add_custom_command(
OUTPUT ${LOCALENGINE_SHARED_LIB_NAME}
COMMAND ${CMAKE_COMMAND} -E rename $<TARGET_FILE:${LOCALENGINE_SHARED_LIB}>
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