syscalls: umask

2026-10-30 05:58:22 +00:00 · 2023-07-06 21:17:54 -03:00
parent e29d75580a
commit 300e77e36d
9 changed files with 41 additions and 12 deletions
@@ -0,0 +1,14 @@
+#include <kernel/syscalls.h>
+#include <arch/cpu.h>
+
+syscallret_t syscall_umask(context_t *, mode_t mode) {
+	syscallret_t ret = {
+		.errno = 0
+	};
+
+	mode &= 0777;
+
+	ret.ret = __atomic_exchange_n(&_cpu()->thread->proc->umask, mode, __ATOMIC_SEQ_CST);
+
+	return ret;
+}