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ef1b3fda KS |
1 | //===-- sanitizer_syscall_generic.inc ---------------------------*- C++ -*-===// |
2 | // | |
b667dd70 ML |
3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | // See https://llvm.org/LICENSE.txt for license information. | |
5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception | |
ef1b3fda KS |
6 | // |
7 | //===----------------------------------------------------------------------===// | |
8 | // | |
5d3805fc | 9 | // Generic implementations of internal_syscall* and internal_iserror. |
ef1b3fda KS |
10 | // |
11 | //===----------------------------------------------------------------------===// | |
12 | ||
eac97531 ML |
13 | // NetBSD uses libc calls directly |
14 | #if !SANITIZER_NETBSD | |
15 | ||
16 | #if SANITIZER_FREEBSD || SANITIZER_MAC || SANITIZER_OPENBSD || SANITIZER_SOLARIS | |
dee5ea7a KS |
17 | # define SYSCALL(name) SYS_ ## name |
18 | #else | |
19 | # define SYSCALL(name) __NR_ ## name | |
20 | #endif | |
21 | ||
eac97531 | 22 | #if defined(__x86_64__) && (SANITIZER_FREEBSD || SANITIZER_MAC) |
dee5ea7a KS |
23 | # define internal_syscall __syscall |
24 | # else | |
25 | # define internal_syscall syscall | |
26 | #endif | |
ef1b3fda | 27 | |
eac97531 ML |
28 | #endif |
29 | ||
ef1b3fda KS |
30 | bool internal_iserror(uptr retval, int *rverrno) { |
31 | if (retval == (uptr)-1) { | |
32 | if (rverrno) | |
33 | *rverrno = errno; | |
34 | return true; | |
35 | } else { | |
36 | return false; | |
37 | } | |
38 | } |