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[cmake] Use a Find module for xxhash #5172

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Merged
Sonicadvance1 merged 1 commit into from
Dec 29, 2025
+23 −4
Merged

[cmake] Use a Find module for xxhash #5172

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9 changes: 5 additions & 4 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -303,6 +303,9 @@ set(CMAKE_LINKER_FLAGS_RELWITHDEBINFO "${CMAKE_LINKER_FLAGS_RELWITHDEBINFO} -fno
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -fomit-frame-pointer")
set(CMAKE_LINKER_FLAGS_RELEASE "${CMAKE_LINKER_FLAGS_RELEASE} -fomit-frame-pointer")

## Modules ##
list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/CMakeModules/)

include_directories(External/robin-map/include/)

include(CTest)
Expand All @@ -325,10 +328,8 @@ find_package(Python 3.9 REQUIRED COMPONENTS Interpreter)

set(BUILD_SHARED_LIBS OFF)

pkg_search_module(xxhash IMPORTED_TARGET xxhash libxxhash)
if (TARGET PkgConfig::xxhash AND NOT CMAKE_CROSSCOMPILING)
add_library(xxHash::xxhash ALIAS PkgConfig::xxhash)
else()
find_package(xxhash MODULE QUIET)
if (NOT TARGET xxHash::xxhash)
set(XXHASH_BUNDLED_MODE TRUE)
set(XXHASH_BUILD_XXHSUM FALSE)
add_subdirectory(External/xxhash/cmake_unofficial/)
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18 changes: 18 additions & 0 deletions CMakeModules/Findxxhash.cmake
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Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
# SPDX-License-Identifier: MIT

include(FindPackageHandleStandardArgs)

find_package(PkgConfig QUIET)
pkg_search_module(xxhash QUIET IMPORTED_TARGET xxhash libxxhash)
find_package_handle_standard_args(xxhash
REQUIRED_VARS xxhash_LINK_LIBRARIES
VERSION_VAR xxhash_VERSION
)

if (xxhash_FOUND AND NOT TARGET xxHash::xxhash)
if (TARGET PkgConfig::xxhash)
add_library(xxHash::xxhash ALIAS PkgConfig::xxhash)
else()
add_library(xxHash::xxhash ALIAS xxhash)
endif()
endif()
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