cppcheck: add SCA_CPPCHECK_CHECKLEVEL option

to configure the behavior of check-level of cppcheck,
which has been introduced lately.
Defaults to normal (other option being exhaustive)

Signed-off-by: Konrad Weihmann <kweihmann@outlook.com>

classes/sca-cppcheck.bbclass

@@ -22,6 +22,8 @@ SCA_CPPCHECK_RUNMODE ?= "fast"
 SCA_CPPCHECK_MAX_CONFIG ?= "1"
 ## Config to use
 SCA_CPPCHECK_LIBRARY ?= "std.cfg"
+## Check level - normal or exhaustive
+SCA_CPPCHECK_CHECKLEVEL ?= "normal"
 
 SCA_RAW_RESULT_FILE[cppcheck] = "xml"
 
@@ -127,6 +129,7 @@ python do_sca_cppcheck() {
         _args += ["--max-configs={}".format(d.getVar("SCA_CPPCHECK_MAX_CONFIG"))]
         _args += ["--enable=warning,style,performance,portability,information"]
         _args += ["-j", d.getVar("BB_NUMBER_THREADS")]
+    _args += ["--check-level={}".format(d.getVar("SCA_CPPCHECK_CHECKLEVEL"))]
     _args += ["--inline-suppr"]
     _args += ["-I", d.getVar("STAGING_INCDIR")]
     for item in _add_include:

docs/conf/module/cppcheck.md

@@ -20,6 +20,7 @@ For further explanations on the variables see the manpage of cppcheck
 | SCA_CPPCHECK_EXTRA_FATAL | Extra error-IDs leading to build termination when found | space-separated-list | ""
 | SCA_CPPCHECK_CHECK_DEPTH | Depth of analysis - higher value = higher effort | int | "3"
 | SCA_CPPCHECK_ADD_INCLUDES | Additional paths leading to includes | space-separated-list | ""
+| SCA_CPPCHECK_CHECKLEVEL | Check level - normal or exhaustive | space-separated-list | "normal"
 | SCA_BLOCKLIST_cppcheck | Blacklist filter for this tool | space-separated-list | "linux-*"
 
 ## Supports
@@ -28,7 +29,7 @@ For further explanations on the variables see the manpage of cppcheck
 * [x] terminate build on fatal
 * [x] run on recipe
 * [ ] run on image
-* [ ] available in SDK
+* [x] available in SDK
 * [x] run with SCA-layer default settings (see SCA_AVAILABLE_MODULES)
 
 ## Requires