| 1 | /* Change access and modification times of open file. Linux version. |
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| 2 | Copyright (C) 2007-2022 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #include <errno.h> |
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| 20 | #include <fcntl.h> |
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| 21 | #include <string.h> |
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| 22 | #include <time.h> |
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| 23 | #include <sysdep.h> |
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| 24 | |
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| 25 | |
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| 26 | /* Change the access time of the file associated with FD to TSP[0] and |
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| 27 | the modification time of FILE to TSP[1]. |
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| 28 | |
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| 29 | Starting with 2.6.22 the Linux kernel has the utimensat syscall which |
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| 30 | can be used to implement futimens. */ |
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| 31 | int |
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| 32 | __futimens64 (int fd, const struct __timespec64 tsp64[2]) |
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| 33 | { |
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| 34 | if (fd < 0) |
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| 35 | return INLINE_SYSCALL_ERROR_RETURN_VALUE (EBADF); |
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| 36 | |
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| 37 | return __utimensat64_helper (fd, NULL, &tsp64[0], 0); |
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| 38 | } |
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| 39 | |
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| 40 | #if __TIMESIZE != 64 |
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| 41 | libc_hidden_def (__futimens64); |
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| 42 | |
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| 43 | int |
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| 44 | __futimens (int fd, const struct timespec tsp[2]) |
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| 45 | { |
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| 46 | struct __timespec64 tsp64[2]; |
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| 47 | if (tsp) |
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| 48 | { |
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| 49 | tsp64[0] = valid_timespec_to_timespec64 (tsp[0]); |
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| 50 | tsp64[1] = valid_timespec_to_timespec64 (tsp[1]); |
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| 51 | } |
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| 52 | |
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| 53 | return __futimens64 (fd, tsp ? &tsp64[0] : NULL); |
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| 54 | } |
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| 55 | #endif |
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| 56 | weak_alias (__futimens, futimens) |
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| 57 | |
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