added CLI option --exitcode-suppress

Author: firewave

.github/workflows/selfchecks-schedule.yml

@@ -86,7 +86,7 @@ jobs:
 
       - name: Self check (${{ matrix.project }})
         run: |
-          selfcheck_options="-j$(nproc) --std=c++11 --template=selfcheck --showtime=file-total --error-exitcode=1 --inline-suppr --suppressions-list=.selfcheck_suppressions --inconclusive --enable=style,performance,portability,warning,missingInclude,internal,information --exception-handling --debug-warnings --check-level=exhaustive"
+          selfcheck_options="-j$(nproc) --std=c++11 --template=selfcheck --showtime=file-total --error-exitcode=1 --inline-suppr --suppressions-list=.selfcheck_suppressions --exitcode-suppress=purgedConfiguration --inconclusive --enable=style,performance,portability,warning,missingInclude,internal,information --exception-handling --debug-warnings --check-level=exhaustive"
           # TODO: add libraries for Visual Studio project
           # TODO: analyze all VS configuration
           ./cppcheck $selfcheck_options --project=${{ matrix.project }}

cli/cmdlineparser.cpp

@@ -756,6 +756,15 @@ CmdLineParser::Result CmdLineParser::parseFromArgs(int argc, const char* const a
             }
         }
 
+        else if (std::strncmp(argv[i], "--exitcode-suppress=", 20) == 0) {
+            const std::string suppression = argv[i]+20;
+            const std::string errmsg(mSuppressions.nofail.addSuppressionLine(suppression));
+            if (!errmsg.empty()) {
+                mLogger.printError(errmsg);
+                return Result::Fail;
+            }
+        }
+
         // Filter errors
         else if (std::strncmp(argv[i], "--exitcode-suppressions=", 24) == 0) {
             // exitcode-suppressions=filename.txt