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6114d85a7d
This makes binaries independent of the build directory by not embedding the build directory via RPATH. The tests are partially based on the existing RuntimePath test, but with the check moved into a POST_BUILD command such that it can be skipped when the platform lacks support. Fixes: #18413
60 lines
2.7 KiB
CMake
60 lines
2.7 KiB
CMake
set(CMAKE_DL_LIBS "dl")
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set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG "-Wl,-rpath,")
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set(CMAKE_SHARED_LIBRARY_RUNTIME_C_FLAG_SEP ":")
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set(CMAKE_SHARED_LIBRARY_RPATH_ORIGIN_TOKEN "\$ORIGIN")
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set(CMAKE_SHARED_LIBRARY_RPATH_LINK_C_FLAG "-Wl,-rpath-link,")
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set(CMAKE_SHARED_LIBRARY_SONAME_C_FLAG "-Wl,-soname,")
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set(CMAKE_EXE_EXPORTS_C_FLAG "-Wl,--export-dynamic")
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# Shared libraries with no builtin soname may not be linked safely by
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# specifying the file path.
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set(CMAKE_PLATFORM_USES_PATH_WHEN_NO_SONAME 1)
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# Initialize C link type selection flags. These flags are used when
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# building a shared library, shared module, or executable that links
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# to other libraries to select whether to use the static or shared
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# versions of the libraries.
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foreach(type SHARED_LIBRARY SHARED_MODULE EXE)
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set(CMAKE_${type}_LINK_STATIC_C_FLAGS "-Wl,-Bstatic")
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set(CMAKE_${type}_LINK_DYNAMIC_C_FLAGS "-Wl,-Bdynamic")
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endforeach()
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# Debian policy requires that shared libraries be installed without
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# executable permission. Fedora policy requires that shared libraries
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# be installed with the executable permission. Since the native tools
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# create shared libraries with execute permission in the first place a
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# reasonable policy seems to be to install with execute permission by
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# default. In order to support debian packages we provide an option
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# here. The option default is based on the current distribution, but
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# packagers can set it explicitly on the command line.
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if(DEFINED CMAKE_INSTALL_SO_NO_EXE)
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# Store the decision variable in the cache. This preserves any
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# setting the user provides on the command line.
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set(CMAKE_INSTALL_SO_NO_EXE "${CMAKE_INSTALL_SO_NO_EXE}" CACHE INTERNAL
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"Install .so files without execute permission.")
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else()
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# Store the decision variable as an internal cache entry to avoid
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# checking the platform every time. This option is advanced enough
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# that only package maintainers should need to adjust it. They are
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# capable of providing a setting on the command line.
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if(EXISTS "/etc/debian_version")
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set(CMAKE_INSTALL_SO_NO_EXE 1 CACHE INTERNAL
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"Install .so files without execute permission.")
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else()
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set(CMAKE_INSTALL_SO_NO_EXE 0 CACHE INTERNAL
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"Install .so files without execute permission.")
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endif()
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endif()
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# Match multiarch library directory names.
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set(CMAKE_LIBRARY_ARCHITECTURE_REGEX "[a-z0-9_]+(-[a-z0-9_]+)?-linux-gnu[a-z0-9_]*")
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include(Platform/UnixPaths)
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# Debian has lib32 and lib64 paths only for compatibility so they should not be
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# searched.
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if(NOT CMAKE_CROSSCOMPILING AND EXISTS "/etc/debian_version")
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set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB32_PATHS FALSE)
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set_property(GLOBAL PROPERTY FIND_LIBRARY_USE_LIB64_PATHS FALSE)
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endif()
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