| 1 | /* Copyright (C) 1993-2022 Free Software Foundation, Inc. |
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| 2 | This file is part of the GNU C Library. |
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| 3 | |
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| 4 | The GNU C Library is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU Lesser General Public |
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| 6 | License as published by the Free Software Foundation; either |
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| 7 | version 2.1 of the License, or (at your option) any later version. |
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| 8 | |
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| 9 | The GNU C Library is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | Lesser General Public License for more details. |
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| 13 | |
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| 14 | You should have received a copy of the GNU Lesser General Public |
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| 15 | License along with the GNU C Library; if not, see |
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| 16 | <https://www.gnu.org/licenses/>. */ |
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| 17 | |
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| 18 | #include <sysdep-cancel.h> |
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| 19 | #include <not-cancel.h> |
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| 20 | |
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| 21 | /* Read NBYTES into BUF from FD. Return the number read or -1. */ |
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| 22 | ssize_t |
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| 23 | __libc_read (int fd, void *buf, size_t nbytes) |
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| 24 | { |
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| 25 | ssize_t ret; |
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| 26 | int cancel_oldtype = LIBC_CANCEL_ASYNC(); |
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| 27 | ret = __read_nocancel (fd, buf, nbytes); |
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| 28 | LIBC_CANCEL_RESET (cancel_oldtype); |
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| 29 | return ret; |
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| 30 | } |
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| 31 | libc_hidden_def (__libc_read) |
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| 32 | weak_alias (__libc_read, __read) |
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| 33 | libc_hidden_weak (__read) |
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| 34 | weak_alias (__libc_read, read) |
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| 35 | libc_hidden_weak (read) |
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| 36 | |
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