diff options
Diffstat (limited to 'Help')
| -rw-r--r-- | Help/command/LINK_OPTIONS_LINKER.txt | 18 | ||||
| -rw-r--r-- | Help/command/OPTIONS_SHELL.txt | 4 |
2 files changed, 11 insertions, 11 deletions
diff --git a/Help/command/LINK_OPTIONS_LINKER.txt b/Help/command/LINK_OPTIONS_LINKER.txt index a723375..3f66181 100644 --- a/Help/command/LINK_OPTIONS_LINKER.txt +++ b/Help/command/LINK_OPTIONS_LINKER.txt @@ -1,8 +1,8 @@ -To pass options to the linker tool, each compiler driver has is own syntax. -The ``LINKER:`` prefix can be used to specify, in a portable way, options -to pass to the linker tool. The ``LINKER:`` prefix is replaced by the required -driver option and the rest of the option string defines linker arguments using -``,`` as separator. These arguments will be formatted according to the +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. @@ -12,11 +12,11 @@ For example, ``"LINKER:-z,defs"`` becomes ``-Xlinker -z -Xlinker defs`` for The ``LINKER:`` prefix can be specified as part of a ``SHELL:`` prefix expression. -The ``LINKER:`` prefix supports, as alternate syntax, specification of -arguments using ``SHELL:`` prefix and space as separator. Previous example -becomes ``"LINKER:SHELL:-z defs"``. +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 ``SHELL:`` prefix elsewhere than at the beginning of the + Specifying the ``SHELL:`` prefix anywhere other than at the beginning of the ``LINKER:`` prefix is not supported. diff --git a/Help/command/OPTIONS_SHELL.txt b/Help/command/OPTIONS_SHELL.txt index 530c012..0f8ec32 100644 --- a/Help/command/OPTIONS_SHELL.txt +++ b/Help/command/OPTIONS_SHELL.txt @@ -1,9 +1,9 @@ The final set of compile or link options used for a target is constructed by accumulating options from the current target and the usage requirements of -it dependencies. The set of options is de-duplicated to avoid repetition. +its dependencies. The set of options is de-duplicated to avoid repetition. While beneficial for individual options, the de-duplication step can break up option groups. For example, ``-D A -D B`` becomes ``-D A B``. One may specify a group of options using shell-like quoting along with a ``SHELL:`` -prefix. The ``SHELL:`` prefix is dropped and the rest of the option string +prefix. The ``SHELL:`` prefix is dropped, and the rest of the option string is parsed using the :command:`separate_arguments` ``UNIX_COMMAND`` mode. For example, ``"SHELL:-D A" "SHELL:-D B"`` becomes ``-D A -D B``. |