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Improve clangd support (in Nix development shell) (#3526)

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Seth Flynn 2025-03-23 17:15:23 -04:00 committed by GitHub
commit 9fe78fa86a
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3 changed files with 18 additions and 0 deletions
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1
.gitignore vendored
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@ -21,6 +21,7 @@ CMakeCache.txt
/.vs
cmake-build-*/
Debug
compile_commands.json
# Build dirs
build

6
CMakeLists.txt
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@ -99,6 +99,12 @@ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DTOML_ENABLE_FLOAT16=0")
# set CXXFLAGS for build targets
set(CMAKE_CXX_FLAGS_RELEASE "-O2 -D_FORTIFY_SOURCE=2 ${CMAKE_CXX_FLAGS_RELEASE}")
# Export compile commands for debug builds if we can (useful in LSPs like clangd)
# https://cmake.org/cmake/help/v3.31/variable/CMAKE_EXPORT_COMPILE_COMMANDS.html
if(CMAKE_GENERATOR STREQUAL "Unix Makefiles" OR CMAKE_GENERATOR STREQUAL "Ninja" AND CMAKE_BUILD_TYPE STREQUAL "Debug")
set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
endif()
option(DEBUG_ADDRESS_SANITIZER "Enable Address Sanitizer in Debug builds" OFF)
# If this is a Debug build turn on address sanitiser

11
flake.nix
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@ -78,7 +78,18 @@
buildInputs = with pkgs; [
ccache
ninja
llvmPackages_19.clang-tools
];
cmakeFlags = self.packages.${system}.prismlauncher-unwrapped.cmakeFlags ++ [
"-GNinja"
"-Bbuild"
];
shellHook = ''
cmake $cmakeFlags -D CMAKE_BUILD_TYPE=Debug
ln -s {build/,}compile_commands.json
'';
};
}
);