1 .\" Copyright (C) 2002 Andries Brouwer <aeb@cwi.nl>
3 .\" %%%LICENSE_START(VERBATIM)
4 .\" Permission is granted to make and distribute verbatim copies of this
5 .\" manual provided the copyright notice and this permission notice are
6 .\" preserved on all copies.
8 .\" Permission is granted to copy and distribute modified versions of this
9 .\" manual under the conditions for verbatim copying, provided that the
10 .\" entire resulting derived work is distributed under the terms of a
11 .\" permission notice identical to this one.
13 .\" Since the Linux kernel and libraries are constantly changing, this
14 .\" manual page may be incorrect or out-of-date. The author(s) assume no
15 .\" responsibility for errors or omissions, or for damages resulting from
16 .\" the use of the information contained herein. The author(s) may not
17 .\" have taken the same level of care in the production of this manual,
18 .\" which is licensed free of charge, as they might when working
21 .\" Formatted or processed versions of this manual, if unaccompanied by
22 .\" the source, must acknowledge the copyright and authors of this work.
25 .\" This replaces an earlier man page written by Walter Harms
26 .\" <walter.harms@informatik.uni-oldenburg.de>.
28 .TH GETUMASK 3 2017-09-15 "GNU" "Linux Programmer's Manual"
30 getumask \- get file creation mask
32 .BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */"
34 .B "#include <sys/types.h>"
36 .B "#include <sys/stat.h>"
38 .B "mode_t getumask(void);"
40 This function returns the current file creation mask.
47 mode_t mask = umask( 0 );
54 except that it is documented to be thread-safe (that is, shares
59 This is a vaporware GNU extension.
61 This function is documented in the glibc manual, but,
62 as at glibc version 2.24, it is not implemented on Linux.
65 for a thread-safe method of discovering a process's umask.)