Fail the build if cppcheck returns a non-zero exit code

This allows the build failure to be tuned with cppcheck's
options --error-exitcode=<n> and --exitcode-suppressions=<file>.

2 files changed, 9 insertions, 1 deletions

diff --git a/Help/prop_tgt/LANG_CPPCHECK.rst b/Help/prop_tgt/LANG_CPPCHECK.rst
index 5f8be00..16b0f48 100644
--- a/Help/prop_tgt/LANG_CPPCHECK.rst
+++ b/Help/prop_tgt/LANG_CPPCHECK.rst
@@ -6,7 +6,9 @@ This property is supported only when ``<LANG>`` is ``C`` or ``CXX``.
 Specify a :ref:`;-list <CMake Language Lists>` containing a command line
 for the ``cppcheck`` static analysis tool.  The :ref:`Makefile Generators`
 and the :generator:`Ninja` generator will run ``cppcheck`` along with the
-compiler and report any problems.
+compiler and report any problems.  If the command-line specifies the
+exit code options to ``cppcheck`` then the build  will fail if the
+tool returns non-zero.
 
 This property is initialized by the value of the
 :variable:`CMAKE_<LANG>_CPPCHECK` variable if it is set when a target is
diff --git a/Help/release/dev/cppcheck-exit-code.rst b/Help/release/dev/cppcheck-exit-code.rst
new file mode 100644
index 0000000..d66c762
--- /dev/null
+++ b/Help/release/dev/cppcheck-exit-code.rst
@@ -0,0 +1,6 @@
+cppcheck-exit-code
+------------------
+
+* When using cppcheck via the :variable:`CMAKE_<LANG>_CPPCHECK` variable
+  or :prop_tgt:`<LANG>_CPPCHECK` property, the build will now fail if
+  ``cppcheck`` returns non-zero as configured by its command-line options.