[XEN PATCH v4 2/2] docs/misra: add guidance on the format of Dir 4.1 docs for ECLAIR

[Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>]

Additional guidance on the formatting of the document for ECLAIR
is supplied.

Signed-off-by: Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>
---
 docs/misra/C-runtime-failures.rst | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/docs/misra/C-runtime-failures.rst 
b/docs/misra/C-runtime-failures.rst
index 1052b2afca13..cac51d6b2596 100644
--- a/docs/misra/C-runtime-failures.rst
+++ b/docs/misra/C-runtime-failures.rst
@@ -12,6 +12,14 @@ built-in checks that are present in the language.
 The presence of such documentation is requested by MISRA C:2012 Directive 4.1,
 whose headline states: "Run-time failures shall be minimized".
 
+The ECLAIR checker for MISRA C:2012 Directive 4.1 requires the documentation
+to be supplied using the following format:
+
+``Documentation for MISRA C:2012 Dir 4.1: <category> <description>``
+
+The matched categories are the ones listed below (e.g., ``overflow`` and
+``unexpected wrapping``). The content of the description is not checked and can
+span multiple lines.
 
 Documentation for MISRA C:2012 Dir 4.1: overflow
 ________________________________________________
-- 
2.34.1