From aa7b6852ce3f7c0d31faf409f0662bef0d5dddbd Mon Sep 17 00:00:00 2001
From: Tim Schumacher <timschumi@gmx.de>
Date: Mon, 28 Mar 2022 21:35:23 +0200
Subject: [PATCH] LibC: Make prctl() a varargs function

---
 Userland/Libraries/LibC/sys/prctl.cpp | 10 +++++++++-
 Userland/Libraries/LibC/sys/prctl.h   |  2 +-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/Userland/Libraries/LibC/sys/prctl.cpp b/Userland/Libraries/LibC/sys/prctl.cpp
index 25d0033c7c..88d0afcd36 100644
--- a/Userland/Libraries/LibC/sys/prctl.cpp
+++ b/Userland/Libraries/LibC/sys/prctl.cpp
@@ -12,8 +12,16 @@
 
 extern "C" {
 
-int prctl(int option, uintptr_t arg1, uintptr_t arg2)
+int prctl(int option, ...)
 {
+    va_list args;
+    va_start(args, option);
+
+    uintptr_t arg1 = va_arg(args, uintptr_t);
+    uintptr_t arg2 = va_arg(args, uintptr_t);
+
+    va_end(args);
+
     int rc = syscall(SC_prctl, option, arg1, arg2);
     __RETURN_WITH_ERRNO(rc, rc, -1);
 }
diff --git a/Userland/Libraries/LibC/sys/prctl.h b/Userland/Libraries/LibC/sys/prctl.h
index 4fc573ffa7..238affad82 100644
--- a/Userland/Libraries/LibC/sys/prctl.h
+++ b/Userland/Libraries/LibC/sys/prctl.h
@@ -12,6 +12,6 @@
 
 __BEGIN_DECLS
 
-int prctl(int option, uintptr_t arg1, uintptr_t arg2);
+int prctl(int option, ...);
 
 __END_DECLS