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-rw-r--r--man3/sigvec.343
1 files changed, 21 insertions, 22 deletions
diff --git a/man3/sigvec.3 b/man3/sigvec.3
index c4529a8..d5ae4b0 100644
--- a/man3/sigvec.3
+++ b/man3/sigvec.3
@@ -3,7 +3,7 @@
.\"
.\" SPDX-License-Identifier: Linux-man-pages-copyleft
.\"
-.TH sigvec 3 2023-07-20 "Linux man-pages 6.05.01"
+.TH sigvec 3 2023-10-31 "Linux man-pages 6.7"
.SH NAME
sigvec, sigblock, sigsetmask, siggetmask, sigmask \- BSD signal API
.SH LIBRARY
@@ -12,22 +12,22 @@ Standard C library
.SH SYNOPSIS
.nf
.B #include <signal.h>
-.PP
+.P
.BI "[[deprecated]] int sigvec(int " sig ", const struct sigvec *" vec ,
.BI " struct sigvec *" ovec );
-.PP
+.P
.BI "[[deprecated]] int sigmask(int " signum );
-.PP
+.P
.BI "[[deprecated]] int sigblock(int " mask );
.BI "[[deprecated]] int sigsetmask(int " mask );
.B [[deprecated]] int siggetmask(void);
.fi
-.PP
+.P
.RS -4
Feature Test Macro Requirements for glibc (see
.BR feature_test_macros (7)):
.RE
-.PP
+.P
All functions shown above:
.nf
Since glibc 2.19:
@@ -42,7 +42,7 @@ This API is obsolete: new applications should use the POSIX signal API
.RB ( sigaction (2),
.BR sigprocmask (2),
etc.).
-.PP
+.P
The
.BR sigvec ()
function sets and/or gets the disposition of the signal
@@ -67,17 +67,17 @@ without changing it, specify NULL for
.IR vec ,
and a non-null pointer for
.IR ovec .
-.PP
+.P
The dispositions for
.B SIGKILL
and
.B SIGSTOP
cannot be changed.
-.PP
+.P
The
.I sigvec
structure has the following form:
-.PP
+.P
.in +4n
.EX
struct sigvec {
@@ -87,7 +87,7 @@ struct sigvec {
};
.EE
.in
-.PP
+.P
The
.I sv_handler
field specifies the disposition of the signal, and is either:
@@ -96,7 +96,7 @@ the address of a signal handler function;
meaning the default disposition applies for the signal; or
.BR SIG_IGN ,
meaning that the signal is ignored.
-.PP
+.P
If
.I sv_handler
specifies the address of a signal handler, then
@@ -110,7 +110,7 @@ Attempts to block
or
.B SIGSTOP
are silently ignored.
-.PP
+.P
If
.I sv_handler
specifies the address of a signal handler, then the
@@ -141,7 +141,7 @@ Handle the signal on the alternate signal stack
.BR sigstack ()
function; the POSIX replacement is
.BR sigaltstack (2)).
-.PP
+.P
The
.BR sigmask ()
macro constructs and returns a "signal mask" for
@@ -151,7 +151,7 @@ For example, we can initialize the
field given to
.BR sigvec ()
using code such as the following:
-.PP
+.P
.in +4n
.EX
vec.sv_mask = sigmask(SIGQUIT) | sigmask(SIGABRT);
@@ -159,7 +159,7 @@ vec.sv_mask = sigmask(SIGQUIT) | sigmask(SIGABRT);
handler execution */
.EE
.in
-.PP
+.P
The
.BR sigblock ()
function adds the signals in
@@ -173,7 +173,7 @@ Attempts to block
or
.B SIGSTOP
are silently ignored.
-.PP
+.P
The
.BR sigsetmask ()
function sets the process's signal mask to the value given in
@@ -181,7 +181,7 @@ function sets the process's signal mask to the value given in
(like POSIX
.IR sigprocmask(SIG_SETMASK) ),
and returns the process's previous signal mask.
-.PP
+.P
The
.BR siggetmask ()
function returns the process's current signal mask.
@@ -193,13 +193,13 @@ The
function returns 0 on success; on error, it returns \-1 and sets
.I errno
to indicate the error.
-.PP
+.P
The
.BR sigblock ()
and
.BR sigsetmask ()
functions return the previous signal mask.
-.PP
+.P
The
.BR sigmask ()
macro returns the signal mask for
@@ -227,7 +227,6 @@ T{
.BR siggetmask ()
T} Thread safety MT-Safe
.TE
-.sp 1
.SH STANDARDS
None.
.SH HISTORY
@@ -263,7 +262,7 @@ unspecified.
See
.BR signal (2)
for further details.
-.PP
+.P
In order to wait for a signal,
BSD and System V both provided a function named
.BR sigpause (3),