exit syscall

Author: ilobilo

kernel/interfaces/system/syscall/proc.cppm

@@ -125,4 +125,5 @@ export namespace syscall::proc
     int sched_getaffinity(pid_t pid, std::size_t cpusetsize, std::uint8_t __user *mask);
 
     [[noreturn]] void exit_group(int status);
+    [[noreturn]] void exit(int status);
 } // export namespace syscall::proc

kernel/source/arch/x86_64/system/syscall.cpp

@@ -79,6 +79,7 @@ namespace x86_64::syscall
         [57] = { "fork", proc::fork, true },
         [58] = { "vfork", proc::vfork, true },
         [59] = { "execve", proc::execve },
+        [60] = { "exit", proc::exit },
         [61] = { "wait4", proc::wait4, true },
         [62] = { "kill", proc::kill },
         [63] = { "uname", misc::uname },

kernel/source/system/syscall/proc.cpp

@@ -1155,4 +1155,10 @@ namespace syscall::proc
         sched::process_exit(status);
         std::unreachable();
     }
+
+    [[noreturn]] void exit(int status)
+    {
+        sched::thread_exit(status);
+        std::unreachable();
+    }
 } // namespace syscall::proc