diff --git a/src/libs/utils/fileutils.cpp b/src/libs/utils/fileutils.cpp
index 654d263664d..ee9b20a4bb0 100644
--- a/src/libs/utils/fileutils.cpp
+++ b/src/libs/utils/fileutils.cpp
@@ -106,6 +106,14 @@ void CommandLine::addArgs(const QStringList &inArgs, OsType osType)
         addArg(arg, osType);
 }
 
+// Adds cmd's executable and arguments one by one to this commandline.
+// Useful for 'sudo', 'nice', etc
+void CommandLine::addArgs(const CommandLine &cmd, OsType osType)
+{
+    addArg(cmd.executable().toString());
+    addArgs(cmd.splitArguments(osType));
+}
+
 void CommandLine::addArgs(const QString &inArgs, RawType)
 {
     QtcProcess::addArgs(&m_arguments, inArgs);
diff --git a/src/libs/utils/fileutils.h b/src/libs/utils/fileutils.h
index 5456582f26d..f0cbcc87975 100644
--- a/src/libs/utils/fileutils.h
+++ b/src/libs/utils/fileutils.h
@@ -148,6 +148,7 @@ public:
 
     void addArg(const QString &arg, OsType osType = HostOsInfo::hostOs());
     void addArgs(const QStringList &inArgs, OsType osType = HostOsInfo::hostOs());
+    void addArgs(const CommandLine &cmd, OsType osType = HostOsInfo::hostOs());
 
     void addArgs(const QString &inArgs, RawType);