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authorJoachim Wuttke (l) <j.wuttke@fz-juelich.de>2018-10-09 19:55:10 (GMT)
committerCraig Scott <craig.scott@crascit.com>2018-10-18 20:27:31 (GMT)
commit93f3f65516c65d79fe7bea54e883f1d767a99b6b (patch)
tree6a69af9d68f1fc06e312d4bc77740890af68e872 /Modules/CheckCXXSourceRuns.cmake
parentfc7ee1ca459c3b231aa1fb64aeeaee590c019513 (diff)
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Help: Revise docs of modules AddFileDependencies..CheckFunctionExists
* Replace '::' by '.. code-block:: cmake' wherever it makes sense. * Convert to definition list where appropriate. * Prefer '<placeholder>' over 'placeholder'.
Diffstat (limited to 'Modules/CheckCXXSourceRuns.cmake')
-rw-r--r--Modules/CheckCXXSourceRuns.cmake25
1 files changed, 12 insertions, 13 deletions
diff --git a/Modules/CheckCXXSourceRuns.cmake b/Modules/CheckCXXSourceRuns.cmake
index 83bf2f2..bdc2291 100644
--- a/Modules/CheckCXXSourceRuns.cmake
+++ b/Modules/CheckCXXSourceRuns.cmake
@@ -10,16 +10,16 @@ subsequently be run.
.. command:: check_cxx_source_runs
- ::
+ .. code-block:: cmake
- check_cxx_source_runs(code resultVar)
+ check_cxx_source_runs(<code> <resultVar>)
- Check that the source supplied in ``code`` can be compiled as a C++ source
- file, linked as an executable and then run. The ``code`` must contain at
- least a ``main()`` function. If the code could be built and run successfully,
- the internal cache variable specified by ``resultVar`` will be set to 1,
- otherwise it will be set to an value that evaluates to boolean false (e.g.
- an empty string or an error message).
+ Check that the source supplied in ``<code>`` can be compiled as a C++ source
+ file, linked as an executable and then run. The ``<code>`` must contain at
+ least a ``main()`` function. If the ``<code>`` could be built and run
+ successfully, the internal cache variable specified by ``<resultVar>`` will
+ be set to 1, otherwise it will be set to an value that evaluates to boolean
+ false (e.g. an empty string or an error message).
The underlying check is performed by the :command:`try_run` command. The
compile and link commands can be influenced by setting any of the following
@@ -34,7 +34,7 @@ subsequently be run.
``CMAKE_REQUIRED_DEFINITIONS``
A :ref:`;-list <CMake Language Lists>` of compiler definitions of the form
``-DFOO`` or ``-DFOO=bar``. A definition for the name specified by
- ``resultVar`` will also be added automatically.
+ ``<resultVar>`` will also be added automatically.
``CMAKE_REQUIRED_INCLUDES``
A :ref:`;-list <CMake Language Lists>` of header search paths to pass to
@@ -53,10 +53,10 @@ subsequently be run.
associated with the check will be suppressed.
The check is only performed once, with the result cached in the variable
- named by ``resultVar``. Every subsequent CMake run will re-use this cached
- value rather than performing the check again, even if the ``code`` changes.
+ named by ``<resultVar>``. Every subsequent CMake run will re-use this cached
+ value rather than performing the check again, even if the ``<code>`` changes.
In order to force the check to be re-evaluated, the variable named by
- ``resultVar`` must be manually removed from the cache.
+ ``<resultVar>`` must be manually removed from the cache.
#]=======================================================================]
@@ -127,4 +127,3 @@ macro(CHECK_CXX_SOURCE_RUNS SOURCE VAR)
endif()
endif()
endmacro()
-