Add build system scaffolding and libc headers

1 files changed, 11 insertions, 0 deletions

diff --git a/lib/libc/select/pselect.c b/lib/libc/select/pselect.c
new file mode 100644
index 00000000..75d31d87
--- /dev/null
+++ b/lib/libc/select/pselect.c
@@ -0,0 +1,11 @@
+#include <sys/select.h>
+#include <stdint.h>
+#include <syscall.h>
+
+int pselect(int nfds, fd_set *restrict readfds, fd_set *restrict writefds,
+	    fd_set *restrict errorfds, const struct timespec *restrict timeout,
+	    const sigset_t *restrict sigmask)
+{
+	return syscall(pselect6, nfds, readfds, writefds, errorfds, timeout,
+		       ((syscall_arg_t[]){ (uintptr_t)sigmask, 8 }));
+}