From 68bb788df57d6725c783adb2b9018cc7db789dd8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Sat, 31 Aug 2024 03:25:08 +0200
Subject: [PATCH] std.os.linux: Make nanosleep() a compile error on riscv32.

This should eventually be converted to the void/{} pattern along with the other
syscalls that are compile errors for riscv32.
---
 lib/std/os/linux.zig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig
index 82593d6169..90298bc7cd 100644
--- a/lib/std/os/linux.zig
+++ b/lib/std/os/linux.zig
@@ -1465,7 +1465,9 @@ pub fn settimeofday(tv: *const timeval, tz: *const timezone) usize {
 }
 
 pub fn nanosleep(req: *const timespec, rem: ?*timespec) usize {
-    return syscall2(.nanosleep, @intFromPtr(req), @intFromPtr(rem));
+    if (native_arch == .riscv32) {
+        @compileError("No nanosleep syscall on this architecture.");
+    } else return syscall2(.nanosleep, @intFromPtr(req), @intFromPtr(rem));
 }
 
 pub fn pause() usize {