|| Linux Programmer's Manual
NAME sgetmask, ssetmask - manipulation of signal mask (obsolete)
: There are no glibc wrappers for these system calls; see NOTES.
These system calls are obsolete.
Do not use them
() returns the signal mask of the calling process.
() sets the signal mask of the calling process to the value given in
. The previous signal mask is returned.
The signal masks dealt with by these two system calls are plain bit masks (unlike the
(3) to create and inspect these masks.
sgetmask() always successfully returns the signal mask.
ssetmask() always succeeds, and returns the previous signal mask.
ERRORS These system calls always succeed.
CONFORMING TO These system calls are Linux-specific.
Glibc does not provide wrappers for these obsolete system calls; in the unlikely event that you want to call them, use
These system calls are unaware of signal numbers greater than 31 (i.e., real-time signals).
It is not possible to block
COLOPHON This page is part of release 3.53 of the Linux
man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.