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author | RincewindsHat <12514511+RincewindsHat@users.noreply.github.com> | 2023-01-31 14:46:01 +0100 |
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committer | RincewindsHat <12514511+RincewindsHat@users.noreply.github.com> | 2023-01-31 14:46:01 +0100 |
commit | e8bd88d1fcded01ccd066572eeaae1b507989cb3 (patch) | |
tree | c8e7be6c07c6f635f6e803e6a6ba9e7a95fee7c0 /gl/cloexec.h | |
parent | 2ad962c13473607ca0d974bfaa516a0ed53ec73d (diff) | |
download | monitoring-plugins-e8bd88d1fcded01ccd066572eeaae1b507989cb3.tar.gz |
Sync with the latest Gnulib code 668c0b8ffa
Diffstat (limited to 'gl/cloexec.h')
-rw-r--r-- | gl/cloexec.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gl/cloexec.h b/gl/cloexec.h new file mode 100644 index 00000000..057fd668 --- /dev/null +++ b/gl/cloexec.h | |||
@@ -0,0 +1,34 @@ | |||
1 | /* cloexec.c - set or clear the close-on-exec descriptor flag | ||
2 | |||
3 | Copyright (C) 2004, 2009-2023 Free Software Foundation, Inc. | ||
4 | |||
5 | This file is free software: you can redistribute it and/or modify | ||
6 | it under the terms of the GNU Lesser General Public License as | ||
7 | published by the Free Software Foundation; either version 2.1 of the | ||
8 | License, or (at your option) any later version. | ||
9 | |||
10 | This file is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | GNU Lesser General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU Lesser General Public License | ||
16 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ | ||
17 | |||
18 | /* Set the 'FD_CLOEXEC' flag of DESC if VALUE is true, | ||
19 | or clear the flag if VALUE is false. | ||
20 | Return 0 on success, or -1 on error with 'errno' set. | ||
21 | |||
22 | Note that on MingW, this function does NOT protect DESC from being | ||
23 | inherited into spawned children. Instead, either use dup_cloexec | ||
24 | followed by closing the original DESC, or use interfaces such as | ||
25 | open or pipe2 that accept flags like O_CLOEXEC to create DESC | ||
26 | non-inheritable in the first place. */ | ||
27 | |||
28 | int set_cloexec_flag (int desc, bool value); | ||
29 | |||
30 | /* Duplicates a file handle FD, while marking the copy to be closed | ||
31 | prior to exec or spawn. Returns -1 and sets errno if FD could not | ||
32 | be duplicated. */ | ||
33 | |||
34 | int dup_cloexec (int fd); | ||