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Diffstat (limited to 'share/cmake-3.18/Help/command/LINK_OPTIONS_LINKER.txt')
| -rw-r--r-- | share/cmake-3.18/Help/command/LINK_OPTIONS_LINKER.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/share/cmake-3.18/Help/command/LINK_OPTIONS_LINKER.txt b/share/cmake-3.18/Help/command/LINK_OPTIONS_LINKER.txt new file mode 100644 index 0000000..3f66181 --- /dev/null +++ b/share/cmake-3.18/Help/command/LINK_OPTIONS_LINKER.txt @@ -0,0 +1,22 @@ +To pass options to the linker tool, each compiler driver has its own syntax. +The ``LINKER:`` prefix and ``,`` separator can be used to specify, in a portable +way, options to pass to the linker tool. ``LINKER:`` is replaced by the +appropriate driver option and ``,`` by the appropriate driver separator. +The driver prefix and driver separator are given by the values of the +:variable:`CMAKE_<LANG>_LINKER_WRAPPER_FLAG` and +:variable:`CMAKE_<LANG>_LINKER_WRAPPER_FLAG_SEP` variables. + +For example, ``"LINKER:-z,defs"`` becomes ``-Xlinker -z -Xlinker defs`` for +``Clang`` and ``-Wl,-z,defs`` for ``GNU GCC``. + +The ``LINKER:`` prefix can be specified as part of a ``SHELL:`` prefix +expression. + +The ``LINKER:`` prefix supports, as an alternative syntax, specification of +arguments using the ``SHELL:`` prefix and space as separator. The previous +example then becomes ``"LINKER:SHELL:-z defs"``. + +.. note:: + + Specifying the ``SHELL:`` prefix anywhere other than at the beginning of the + ``LINKER:`` prefix is not supported. |