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-rw-r--r--man2/wait4.236
1 files changed, 18 insertions, 18 deletions
diff --git a/man2/wait4.2 b/man2/wait4.2
index 7136d70..8e0798a 100644
--- a/man2/wait4.2
+++ b/man2/wait4.2
@@ -10,7 +10,7 @@
.\" Rewrote much of this page, and removed much duplicated text,
.\" replacing with pointers to wait.2
.\"
-.TH wait4 2 2023-03-30 "Linux man-pages 6.05.01"
+.TH wait4 2 2023-10-31 "Linux man-pages 6.7"
.SH NAME
wait3, wait4 \- wait for process to change state, BSD style
.SH LIBRARY
@@ -19,18 +19,18 @@ Standard C library
.SH SYNOPSIS
.nf
.B #include <sys/wait.h>
-.PP
+.P
.BI "pid_t wait3(int *_Nullable " "wstatus" ", int " options ,
.BI " struct rusage *_Nullable " rusage );
.BI "pid_t wait4(pid_t " pid ", int *_Nullable " wstatus ", int " options ,
.BI " struct rusage *_Nullable " rusage );
.fi
-.PP
+.P
.RS -4
Feature Test Macro Requirements for glibc (see
.BR feature_test_macros (7)):
.RE
-.PP
+.P
.BR wait3 ():
.nf
Since glibc 2.26:
@@ -44,7 +44,7 @@ Feature Test Macro Requirements for glibc (see
_BSD_SOURCE || _XOPEN_SOURCE >= 500
.\" || _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED
.fi
-.PP
+.P
.BR wait4 ():
.nf
Since glibc 2.19:
@@ -58,7 +58,7 @@ These functions are nonstandard; in new programs, the use of
or
.BR waitid (2)
is preferable.
-.PP
+.P
The
.BR wait3 ()
and
@@ -68,45 +68,45 @@ system calls are similar to
but additionally return resource usage information about the
child in the structure pointed to by
.IR rusage .
-.PP
+.P
Other than the use of the
.I rusage
argument, the following
.BR wait3 ()
call:
-.PP
+.P
.in +4n
.EX
wait3(wstatus, options, rusage);
.EE
.in
-.PP
+.P
is equivalent to:
-.PP
+.P
.in +4n
.EX
waitpid(\-1, wstatus, options);
.EE
.in
-.PP
+.P
Similarly, the following
.BR wait4 ()
call:
-.PP
+.P
.in +4n
.EX
wait4(pid, wstatus, options, rusage);
.EE
.in
-.PP
+.P
is equivalent to:
-.PP
+.P
.in +4n
.EX
waitpid(pid, wstatus, options);
.EE
.in
-.PP
+.P
In other words,
.BR wait3 ()
waits of any child, while
@@ -115,7 +115,7 @@ can be used to select a specific child, or children, on which to wait.
See
.BR wait (2)
for further details.
-.PP
+.P
If
.I rusage
is not NULL, the
@@ -135,14 +135,14 @@ As for
None.
.SH HISTORY
4.3BSD.
-.PP
+.P
SUSv1 included a specification of
.BR wait3 ();
SUSv2 included
.BR wait3 (),
but marked it LEGACY;
SUSv3 removed it.
-.PP
+.P
Including
.I <sys/time.h>
is not required these days, but increases portability.