Add read-only option

Add command line option to disable all system and process changing
features.

1 files changed, 3 insertions, 0 deletions

diff --git a/Process.c b/Process.c
index 1ca942a3..e7431cec 100644
--- a/Process.c
+++ b/Process.c
@@ -482,6 +482,9 @@ bool Process_isTomb(const Process* this) {
 }
 
 bool Process_setPriority(Process* this, int priority) {
+   if (Settings_isReadonly())
+      return false;
+
    int old_prio = getpriority(PRIO_PROCESS, this->pid);
    int err = setpriority(PRIO_PROCESS, this->pid, priority);