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18 lines
1009 B
18 lines
1009 B
diff --git a/cmake/cxxopts.cmake b/cmake/cxxopts.cmake
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index 46e87ba..0ead543 100644
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--- a/cmake/cxxopts.cmake
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+++ b/cmake/cxxopts.cmake
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@@ -87,7 +87,12 @@ endfunction()
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# Helper function to ecapsulate install logic
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function(cxxopts_install_logic)
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- string(REPLACE "/${CMAKE_LIBRARY_ARCHITECTURE}" "" CMAKE_INSTALL_LIBDIR_ARCHIND "${CMAKE_INSTALL_LIBDIR}")
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+ if(CMAKE_LIBRARY_ARCHITECTURE)
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+ string(REPLACE "/${CMAKE_LIBRARY_ARCHITECTURE}" "" CMAKE_INSTALL_LIBDIR_ARCHIND "${CMAKE_INSTALL_LIBDIR}")
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+ else()
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+ # On some systems (e.g. NixOS), `CMAKE_LIBRARY_ARCHITECTURE` can be empty
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+ set(CMAKE_INSTALL_LIBDIR_ARCHIND "${CMAKE_INSTALL_LIBDIR}")
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+ endif()
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set(CXXOPTS_CMAKE_DIR "${CMAKE_INSTALL_LIBDIR_ARCHIND}/cmake/cxxopts" CACHE STRING "Installation directory for cmake files, relative to ${CMAKE_INSTALL_PREFIX}.")
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set(version_config "${PROJECT_BINARY_DIR}/cxxopts-config-version.cmake")
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set(project_config "${PROJECT_BINARY_DIR}/cxxopts-config.cmake")
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