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2b778ceb | 1 | /* Copyright (C) 2004-2021 Free Software Foundation, Inc. |
cd2fbe58 | 2 | This file is part of the GNU C Library. |
cd2fbe58 UD |
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 | |
59ba27a6 | 15 | License along with the GNU C Library; if not, see |
5a82c748 | 16 | <https://www.gnu.org/licenses/>. */ |
cd2fbe58 UD |
17 | |
18 | #include <sysdep.h> | |
d3a4a571 | 19 | #include <tcb-offsets.h> |
cd2fbe58 | 20 | |
d3a4a571 | 21 | .text |
7ccbe1a1 | 22 | .globl __syscall_error |
b87c1ec3 | 23 | ENTRY(__libc_vfork) |
d3a4a571 UD |
24 | LOADSYSCALL(vfork) |
25 | ta 0x10 | |
7ccbe1a1 RM |
26 | bcc 2f |
27 | mov %o7, %g1 | |
7ccbe1a1 RM |
28 | call __syscall_error |
29 | mov %g1, %o7 | |
30 | 2: sub %o1, 1, %o1 | |
d3a4a571 | 31 | andcc %o0, %o1, %o0 |
d3a4a571 UD |
32 | 1: retl |
33 | nop | |
b87c1ec3 | 34 | END(__libc_vfork) |
cd2fbe58 | 35 | |
43c29487 | 36 | #if IS_IN (libc) |
b87c1ec3 AJ |
37 | weak_alias (__libc_vfork, vfork) |
38 | strong_alias (__libc_vfork, __vfork) | |
73b4ce64 | 39 | libc_hidden_def (__vfork) |
43c29487 | 40 | #endif |