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