From 46e52c8d4882f9fd8c0ba8d052eb339982795e13 Mon Sep 17 00:00:00 2001
From: kamkow1 <kamkow256@gmail.com>
Date: Mon, 29 Sep 2025 21:37:48 +0200
Subject: [PATCH] tb %PID builtin command

---
 share/sysdefs/processctl.h | 2 ++
 user/tb/interp.c           | 2 +-
 user/tb/main.c             | 2 +-
 user/tb/runtime.c          | 8 ++++++++
 4 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/share/sysdefs/processctl.h b/share/sysdefs/processctl.h
index cb8f5e6..95db039 100644
--- a/share/sysdefs/processctl.h
+++ b/share/sysdefs/processctl.h
@@ -22,4 +22,6 @@ typedef struct {
   size_t usemem;
 } ProcStat;
 
+typedef uint64_t PID_t;
+
 #endif // SHARE_HDRS_PROCESSCTL_H_
diff --git a/user/tb/interp.c b/user/tb/interp.c
index 1cc3af1..bf7b8a3 100644
--- a/user/tb/interp.c
+++ b/user/tb/interp.c
@@ -5,7 +5,7 @@
 #include "runtime.h"
 #include "macros.h"
 
-extern uint64_t PID;
+extern PID_t PID;
 
 static InterpResult RES;
 
diff --git a/user/tb/main.c b/user/tb/main.c
index dd65634..ae4d032 100644
--- a/user/tb/main.c
+++ b/user/tb/main.c
@@ -6,7 +6,7 @@
 
 #define LINEBUF_MAX 1024
 
-uint64_t PID;
+PID_t PID;
 
 struct {
   char *modestr;
diff --git a/user/tb/runtime.c b/user/tb/runtime.c
index f53bed2..2a017f1 100644
--- a/user/tb/runtime.c
+++ b/user/tb/runtime.c
@@ -4,6 +4,8 @@
 #include "runtime.h"
 #include "interp.h"
 
+extern PID_t PID;
+
 RtCmd *RTCMDS = NULL;
 RtAlias *RTALIASES = NULL;
 
@@ -45,7 +47,13 @@ bool rt_mkalias(Token *tks) {
   return true;
 }
 
+bool rt_PID(Token *tks) {
+  uprintf("%lu\n", PID);
+  return true;
+}
+
 void rt_init(void) {
   RTCMD("%print", &rt_print);
   RTCMD("%mkalias", &rt_mkalias);
+  RTCMD("%PID", &rt_PID);
 }