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--- a/cartographer_ros/CMakeLists.txt
+++ b/cartographer_ros/CMakeLists.txt
@@ -18,6 +18,15 @@ cmake_minimum_required(VERSION 3.5)
project(cartographer_ros)
+# Abseil thread-safety annotation macros contain parentheses which break
+# shell command-line parsing when passed via CXXFLAGS. Define them here
+# via CMake so they never reach the shell.
+add_compile_definitions(
+ "GUARDED_BY(x)="
+ "EXCLUSIVE_LOCKS_REQUIRED(x)="
+ "GUARDED_BY_CONTENTION(x)="
+ "SHARED_LOCKS_REQUIRED(x)="
+)
+
find_package(ament_cmake REQUIRED)
# Default to C++17
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