Fix #13401 (cppcheck-addon-ctu-file-list filename should be unique for each process) (#7082)

Co-authored-by: Oliver Stöneberg <[email protected]>

Author: danmar

lib/cppcheck.cpp

@@ -1414,12 +1414,14 @@ void CppCheck::executeAddons(const std::vector<std::string>& files, const std::s
     if (mSettings.addons.empty() || files.empty())
         return;
 
-    FilesDeleter filesDeleter;
+    const bool isCtuInfo = endsWith(files[0], ".ctu-info");
 
+    FilesDeleter filesDeleter;
     std::string fileList;
 
-    if (files.size() >= 2 || endsWith(files[0], ".ctu-info")) {
-        fileList = Path::getPathFromFilename(files[0]) + FILELIST;
+    if (files.size() >= 2) {
+        fileList = Path::getPathFromFilename(files[0]) + FILELIST + ("-" + std::to_string(mSettings.pid)) + ".txt";
+        filesDeleter.addFile(fileList);
         std::ofstream fout(fileList);
         for (const std::string& f: files)
             fout << f << std::endl;
@@ -1431,7 +1433,7 @@ void CppCheck::executeAddons(const std::vector<std::string>& files, const std::s
     std::string ctuInfo;
 
     for (const AddonInfo &addonInfo : mSettings.addonInfos) {
-        if (addonInfo.name != "misra" && !addonInfo.ctu && endsWith(files.back(), ".ctu-info"))
+        if (isCtuInfo && addonInfo.name != "misra" && !addonInfo.ctu)
             continue;
 
         const std::vector<picojson::value> results =
@@ -1497,7 +1499,7 @@ void CppCheck::executeAddons(const std::vector<std::string>& files, const std::s
         }
     }
 
-    if (!mSettings.buildDir.empty() && fileList.empty()) {
+    if (!mSettings.buildDir.empty() && !isCtuInfo) {
         const std::string& ctuInfoFile = getCtuInfoFileName(files[0]);
         std::ofstream fout(ctuInfoFile);
         fout << ctuInfo;