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Diffstat (limited to 'man2/sgetmask.2')
-rw-r--r-- | man2/sgetmask.2 | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/man2/sgetmask.2 b/man2/sgetmask.2 deleted file mode 100644 index e1701c2..0000000 --- a/man2/sgetmask.2 +++ /dev/null @@ -1,70 +0,0 @@ -.\" Copyright (c) 2007 by Michael Kerrisk <mtk.manpages@gmail.com> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH sgetmask 2 2023-10-31 "Linux man-pages 6.7" -.SH NAME -sgetmask, ssetmask \- manipulation of signal mask (obsolete) -.SH LIBRARY -Standard C library -.RI ( libc ", " \-lc ) -.SH SYNOPSIS -.nf -.BR "#include <sys/syscall.h>" " /* Definition of " SYS_* " constants */" -.B #include <unistd.h> -.P -.B [[deprecated]] long syscall(SYS_sgetmask, void); -.BI "[[deprecated]] long syscall(SYS_ssetmask, long " newmask ); -.fi -.SH DESCRIPTION -These system calls are obsolete. -.IR "Do not use them" ; -use -.BR sigprocmask (2) -instead. -.P -.BR sgetmask () -returns the signal mask of the calling process. -.P -.BR ssetmask () -sets the signal mask of the calling process to the value given in -.IR newmask . -The previous signal mask is returned. -.P -The signal masks dealt with by these two system calls -are plain bit masks (unlike the -.I sigset_t -used by -.BR sigprocmask (2)); -use -.BR sigmask (3) -to create and inspect these masks. -.SH RETURN VALUE -.BR sgetmask () -always successfully returns the signal mask. -.BR ssetmask () -always succeeds, and returns the previous signal mask. -.SH ERRORS -These system calls always succeed. -.SH STANDARDS -Linux. -.SH HISTORY -Since Linux 3.16, -.\" f6187769dae48234f3877df3c4d99294cc2254fa -support for these system calls is optional, -depending on whether the kernel was built with the -.B CONFIG_SGETMASK_SYSCALL -option. -.SH NOTES -These system calls are unaware of signal numbers greater than 31 -(i.e., real-time signals). -.P -These system calls do not exist on x86-64. -.P -It is not possible to block -.B SIGSTOP -or -.BR SIGKILL . -.SH SEE ALSO -.BR sigprocmask (2), -.BR signal (7) |