1 | /* Copyright (C) 2004-2022 Free Software Foundation, Inc. |
2 | This file is part of the GNU C Library. |
3 | |
4 | The GNU C Library is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either |
7 | version 2.1 of the License, or (at your option) any later version. |
8 | |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | Lesser General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU Lesser General Public |
15 | License along with the GNU C Library; if not, see |
16 | <https://www.gnu.org/licenses/>. */ |
17 | |
18 | #include <sysdep.h> |
19 | #include <tcb-offsets.h> |
20 | |
21 | .text |
22 | .globl __syscall_error |
23 | ENTRY(__libc_vfork) |
24 | LOADSYSCALL(vfork) |
25 | ta 0x10 |
26 | bcc 2f |
27 | mov %o7, %g1 |
28 | call __syscall_error |
29 | mov %g1, %o7 |
30 | 2: sub %o1, 1, %o1 |
31 | andcc %o0, %o1, %o0 |
32 | 1: retl |
33 | nop |
34 | END(__libc_vfork) |
35 | |
36 | #if IS_IN (libc) |
37 | weak_alias (__libc_vfork, vfork) |
38 | strong_alias (__libc_vfork, __vfork) |
39 | libc_hidden_def (__vfork) |
40 | #endif |
41 | |