From bc828883c51c3c0f35872019f4db632e4ce82dc5 Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Wed, 11 Dec 2024 14:56:58 +0100
Subject: procfs: Add a procfs

Userland can now interface with processes by writing/reading from
`/proc/<pid>/<entry>`

It can send signals, for example `echo 15 > /proc/1/signal`
---
 kernel/sched/scheduler.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'kernel/sched/scheduler.h')

diff --git a/kernel/sched/scheduler.h b/kernel/sched/scheduler.h
index 9d548a3..d03277e 100644
--- a/kernel/sched/scheduler.h
+++ b/kernel/sched/scheduler.h
@@ -69,6 +69,8 @@ struct Process {
   struct list write_list;
   struct list disconnect_list;
 
+  int reference_count;
+
   struct list event_queue;
 
   struct stack restore_context_stack;
@@ -98,4 +100,5 @@ int get_task_from_pid(pid_t pid, process_t **out);
 void free_process(process_t *p);
 void *get_free_virtual_memory(size_t length);
 void signal_process(process_t *p, int sig);
+void process_remove_reference(process_t *p);
 #endif
-- 
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