1 /* SPDX-License-Identifier: LGPL-2.1 OR MIT */ 2 /* 3 * syscall() definition for NOLIBC 4 * Copyright (C) 2024 Thomas Weißschuh <linux@weissschuh.net> 5 */ 6 7 /* make sure to include all global symbols */ 8 #include "../nolibc.h" 9 10 #ifndef _NOLIBC_SYS_SYSCALL_H 11 #define _NOLIBC_SYS_SYSCALL_H 12 13 #define ___nolibc_syscall_narg(_0, _1, _2, _3, _4, _5, _6, N, ...) N 14 #define __nolibc_syscall_narg(...) ___nolibc_syscall_narg(__VA_ARGS__, 6, 5, 4, 3, 2, 1, 0) 15 #define __nolibc_syscall(N, ...) __nolibc_syscall##N(__VA_ARGS__) 16 #define __nolibc_syscall_n(N, ...) __nolibc_syscall(N, __VA_ARGS__) 17 #define _syscall(...) __nolibc_syscall_n(__nolibc_syscall_narg(__VA_ARGS__), ##__VA_ARGS__) 18 #define syscall(...) __sysret(_syscall(__VA_ARGS__)) 19 20 #endif /* _NOLIBC_SYS_SYSCALL_H */ 21