projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| bfff8b1b | 1 | /* Copyright (C) 1999-2017 Free Software Foundation, Inc. |
| 3846ef75 UD |
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 | |
| 41bdb6e2 AJ |
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. | |
| 3846ef75 UD |
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 | |
| 41bdb6e2 | 12 | Lesser General Public License for more details. |
| 3846ef75 | 13 | |
| 41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
| 18 | #include <sysdep.h> | |
| 19 | ||
| 20 | ENTRY (__libc_pipe) | |
| 876f9634 UD |
21 | mov #+__NR_pipe, r3 |
| 22 | trapa #0x10 | |
| 3846ef75 UD |
23 | mov r0, r3 |
| 24 | mov #-12, r2 | |
| 25 | shad r2, r3 | |
| 26 | not r3, r3 // r1=0 means r0 = -1 to -4095 | |
| 27 | tst r3, r3 // i.e. error in linux | |
| bbd17455 | 28 | bt 1f |
| 3846ef75 UD |
29 | mov.l r0, @r4 |
| 30 | mov.l r1, @(4, r4) | |
| 31 | rts | |
| 32 | mov #0, r0 | |
| bbd17455 UD |
33 | 1: |
| 34 | SYSCALL_ERROR_HANDLER | |
| 35 | .Lpseudo_end: | |
| 36 | rts | |
| 37 | nop | |
| 3846ef75 UD |
38 | PSEUDO_END (__libc_pipe) |
| 39 | ||
| 40 | weak_alias (__libc_pipe, __pipe) | |
| 37ba7d66 | 41 | libc_hidden_def (__pipe) |
| 3846ef75 | 42 | weak_alias (__libc_pipe, pipe) |