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| author |   Thomas Weißschuh <thomas.weissschuh@linutronix.de> | 2025-04-16 14:06:22 +0200 |
|---|---|---|
| committer |   Thomas Weißschuh <linux@weissschuh.net> | 2025-04-19 14:22:26 +0200 |
| commit | 0fd55773f47124ee27a1d201bb07649a056c58cc (patch) | |
| tree | 0f63c567fd1c2579bc1a074da1d482c2ca1d4050 /tools/include/nolibc/sys | |
| parent | tools/nolibc: move stat() and friends to sys/stat.h (diff) | |
| download | wireguard-linux-0fd55773f47124ee27a1d201bb07649a056c58cc.tar.xz wireguard-linux-0fd55773f47124ee27a1d201bb07649a056c58cc.zip | |
tools/nolibc: move syscall() to sys/syscall.h
This is the location regular userspace expects the definition.
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@linutronix.de>
Acked-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20250416-nolibc-split-sys-v1-7-a069a3f1d145@linutronix.de
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Diffstat (limited to 'tools/include/nolibc/sys')
| -rw-r--r-- | tools/include/nolibc/sys/syscall.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/include/nolibc/sys/syscall.h b/tools/include/nolibc/sys/syscall.h new file mode 100644 index 000000000000..59efdec8fd1c --- /dev/null +++ b/tools/include/nolibc/sys/syscall.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: LGPL-2.1 OR MIT */ +/* + * syscall() definition for NOLIBC + * Copyright (C) 2024 Thomas Weißschuh <linux@weissschuh.net> + */ + +#ifndef _NOLIBC_SYS_SYSCALL_H +#define _NOLIBC_SYS_SYSCALL_H + +#define __syscall_narg(_0, _1, _2, _3, _4, _5, _6, N, ...) N +#define _syscall_narg(...) __syscall_narg(__VA_ARGS__, 6, 5, 4, 3, 2, 1, 0) +#define _syscall(N, ...) __sysret(my_syscall##N(__VA_ARGS__)) +#define _syscall_n(N, ...) _syscall(N, __VA_ARGS__) +#define syscall(...) _syscall_n(_syscall_narg(__VA_ARGS__), ##__VA_ARGS__) + +/* make sure to include all global symbols */ +#include "../nolibc.h" + +#endif /* _NOLIBC_SYS_SYSCALL_H */ |