From ecf1e4c6c6efc3edeb006ff120ac60a191ddce50 Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Mon, 30 Oct 2023 20:46:36 +0100
Subject: Kernel/LibC: Add signals and support for custom signal handlers to
 processes.

---
 userland/libc/signal/kill.c      | 4 ++++
 userland/libc/signal/sigaction.c | 7 +++++++
 2 files changed, 11 insertions(+)
 create mode 100644 userland/libc/signal/kill.c
 create mode 100644 userland/libc/signal/sigaction.c

(limited to 'userland/libc/signal')

diff --git a/userland/libc/signal/kill.c b/userland/libc/signal/kill.c
new file mode 100644
index 0000000..3351baa
--- /dev/null
+++ b/userland/libc/signal/kill.c
@@ -0,0 +1,4 @@
+#include <signal.h>
+#include <syscall.h>
+
+int kill(pid_t pid, int sig) { RC_ERRNO(syscall(SYS_KILL, pid, sig, 0, 0, 0)) }
diff --git a/userland/libc/signal/sigaction.c b/userland/libc/signal/sigaction.c
new file mode 100644
index 0000000..1ff22a7
--- /dev/null
+++ b/userland/libc/signal/sigaction.c
@@ -0,0 +1,7 @@
+#include <signal.h>
+#include <syscall.h>
+
+int sigaction(int sig, const struct sigaction *act,
+              struct sigaction *oact) {
+  RC_ERRNO(syscall(SYS_SIGACTION, sig, act, oact, 0,0))
+}
-- 
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