From 7f3caba522f4d24764f29d83aa2de9198bb7f01c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 24 May 2024 06:52:22 +0200 Subject: Adding upstream version 6.8. Signed-off-by: Daniel Baumann --- man3/pthread_attr_setsigmask_np.3 | 130 -------------------------------------- 1 file changed, 130 deletions(-) delete mode 100644 man3/pthread_attr_setsigmask_np.3 (limited to 'man3/pthread_attr_setsigmask_np.3') diff --git a/man3/pthread_attr_setsigmask_np.3 b/man3/pthread_attr_setsigmask_np.3 deleted file mode 100644 index 0ff9bee..0000000 --- a/man3/pthread_attr_setsigmask_np.3 +++ /dev/null @@ -1,130 +0,0 @@ -'\" t -.\" Copyright (c) 2008 Linux Foundation, written by Michael Kerrisk -.\" -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH pthread_attr_setsigmask_np 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -pthread_attr_setsigmask_np, pthread_attr_getsigmask_np \- set/get -signal mask attribute in thread attributes object -.SH LIBRARY -POSIX threads library -.RI ( libpthread ", " \-lpthread ) -.SH SYNOPSIS -.nf -.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" -.B #include -.P -.BI "int pthread_attr_setsigmask_np(pthread_attr_t *" attr , -.BI " const sigset_t *" sigmask ); -.BI "int pthread_attr_getsigmask_np(const pthread_attr_t *" attr , -.BI " sigset_t *" sigmask ); -.fi -.SH DESCRIPTION -The -.BR pthread_attr_setsigmask_np () -function sets the signal mask attribute of the -thread attributes object referred to by -.I attr -to the value specified in -.IR *sigmask . -If -.I sigmask -is specified as NULL, then any existing signal mask attribute in -.I attr -is unset. -.P -The -.BR pthread_attr_getsigmask_np () -function returns the signal mask attribute of the thread attributes object -referred to by -.I attr -in the buffer pointed to by -.IR sigmask . -If the signal mask attribute is currently unset, -then this function returns the special value -.B PTHREAD_ATTR_NO_SIGMASK_NP -as its result. -.SH RETURN VALUE -The -.BR pthread_attr_setsigmask_np () -function returns 0 on success, or a nonzero error number on failure. -.P -the -.BR pthread_attr_getsigmask_np () -function returns either 0 or -.BR PTHREAD_ATTR_NO_SIGMASK_NP . -When 0 is returned, the signal mask attribute is returned via -.IR sigmask . -A return value of -.B PTHREAD_ATTR_NO_SIGMASK_NP -indicates that the signal mask attribute is not set in -.IR attr . -.P -On error, these functions return a positive error number. -.SH ERRORS -.TP -.B ENOMEM -.RB ( pthread_attr_setsigmask_np ()) -Could not allocate memory. -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR pthread_attr_setsigmask_np (), -.BR pthread_attr_getsigmask_np () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -GNU; -hence the suffix "_np" (nonportable) in the names. -.SH HISTORY -glibc 2.32. -.SH NOTES -The signal mask attribute determines the signal mask that will be assigned to -a thread created using the thread attributes object -.IR attr . -If this attribute is not set, then a thread created using -.I attr -will inherit a copy of the creating thread's signal mask. -.P -For more details on signal masks, see -.BR sigprocmask (2). -For a description of a set of macros -that can be used to manipulate and inspect signal sets, see -.BR sigsetops (3). -.P -In the absence of -.BR pthread_attr_setsigmask_np () -it is possible to create a thread with a desired signal mask as follows: -.IP \[bu] 3 -The creating thread uses -.BR pthread_sigmask (3) -to save its current signal mask and set its mask to block all signals. -.IP \[bu] -The new thread is then created using -.BR pthread_create (); -the new thread will inherit the creating thread's signal mask. -.IP \[bu] -The new thread sets its signal mask to the desired value using -.BR pthread_sigmask (3). -.IP \[bu] -The creating thread restores its signal mask to the original value. -.P -Following the above steps, -there is no possibility for the new thread to receive a signal -before it has adjusted its signal mask to the desired value. -.SH SEE ALSO -.BR sigprocmask (2), -.BR pthread_attr_init (3), -.BR pthread_sigmask (3), -.BR pthreads (7), -.BR signal (7) -- cgit v1.2.3