Commit d98ea6c0 authored by Stephen Kelly's avatar Stephen Kelly
Browse files

Help: Mark some code blocks as containing cmake code.

parent ea78935f
......@@ -131,7 +131,9 @@ It may also provide a CMake package configuration file::
<prefix>/lib/cmake/foo-1.2/FooConfig.cmake
with content defining :prop_tgt:`IMPORTED` targets, or defining variables, such
as::
as:
.. code-block:: cmake
# ...
# (compute PREFIX relative to file location)
......
......@@ -22,7 +22,9 @@ The :command:`cmake_minimum_required` command does more than report an
error if a too-old version of CMake is used to build a project. It
also sets all policies introduced in that CMake version or earlier to
NEW behavior. To manage policies without increasing the minimum required
CMake version, the :command:`if(POLICY)` command may be used::
CMake version, the :command:`if(POLICY)` command may be used:
.. code-block:: cmake
if(POLICY CMP0990)
cmake_policy(SET CMP0990 NEW)
......
......@@ -22,17 +22,23 @@ Languages
Languages are enabled by the :command:`project` command. If no project command
is in the top-level CMakeLists file, one will be implicitly generated. By default
the enabled languages are C and CXX::
the enabled languages are C and CXX:
.. code-block:: cmake
project(C_Only C)
A special value of NONE can also be used with the :command:`project` command
to enable no languages::
to enable no languages:
.. code-block:: cmake
project(MyProject NONE)
The :command:`enable_language` command can be used to enable languages after the
:command:`project` command::
:command:`project` command:
.. code-block:: cmake
enable_language(CXX)
......@@ -86,7 +92,9 @@ Cross Compiling
If :manual:`cmake(1)` is invoked with the command line parameter
``-DCMAKE_TOOLCHAIN_FILE=path/to/file``, the file will be loaded early to set
values for the compilers. A typical cross-compiling toolchain has content such
as::
as:
.. code-block:: cmake
set(CMAKE_SYSTEM_NAME Linux)
......@@ -127,7 +135,9 @@ the ``CMAKE_FIND_ROOT_PATH_MODE_*`` variables.
Some compilers are inherently cross compilers, such as Clang and the QNX QCC
compiler. The :variable:`CMAKE_<LANG>_COMPILER_TARGET` can be set to pass a
value to those supported compilers when compiling::
value to those supported compilers when compiling:
.. code-block:: cmake
set(CMAKE_SYSTEM_NAME Linux)
......@@ -138,7 +148,9 @@ value to those supported compilers when compiling::
set(CMAKE_CXX_COMPILER clang++)
set(CMAKE_CXX_COMPILER_TARGET ${triple})
Or, for QCC::
Or, for QCC:
.. code-block:: cmake
set(CMAKE_SYSTEM_NAME QNX)
......
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