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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 19:41:09 +0000
commit0db324e2e5d9d3347ea0e93138372fb65aac09e6 (patch)
tree1b794022fb98db123c73021e75286a82c116aa7f /man3/exit.3
parentReleasing progress-linux version 6.05.01-1~progress7.99u1. (diff)
downloadmanpages-0db324e2e5d9d3347ea0e93138372fb65aac09e6.tar.xz
manpages-0db324e2e5d9d3347ea0e93138372fb65aac09e6.zip
Merging upstream version 6.7.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--man3/exit.325
1 files changed, 12 insertions, 13 deletions
diff --git a/man3/exit.3 b/man3/exit.3
index f51c557..0b8bab2 100644
--- a/man3/exit.3
+++ b/man3/exit.3
@@ -7,7 +7,7 @@
.\" could be listed on this page. See, for example, the list in the
.\" POSIX exit(3p) page.
.\"
-.TH exit 3 2023-07-20 "Linux man-pages 6.05.01"
+.TH exit 3 2023-10-31 "Linux man-pages 6.7"
.SH NAME
exit \- cause normal process termination
.SH LIBRARY
@@ -16,7 +16,7 @@ Standard C library
.SH SYNOPSIS
.nf
.B #include <stdlib.h>
-.PP
+.P
.BI "[[noreturn]] void exit(int " status );
.fi
.SH DESCRIPTION
@@ -26,7 +26,7 @@ function causes normal process termination and the least significant byte of
.I status
(i.e., \fIstatus & 0xFF\fP) is returned to the parent (see
.BR wait (2)).
-.PP
+.P
All functions registered with
.BR atexit (3)
and
@@ -53,14 +53,14 @@ If a function has been registered multiple times using
or
.BR on_exit (3),
then it is called as many times as it was registered.
-.PP
+.P
All open
.BR stdio (3)
streams are flushed and closed.
Files created by
.BR tmpfile (3)
are removed.
-.PP
+.P
The C standard specifies two constants,
\fBEXIT_SUCCESS\fP and \fBEXIT_FAILURE\fP,
that may be passed to
@@ -85,8 +85,7 @@ T{
.BR exit ()
T} Thread safety MT-Unsafe race:exit
.TE
-.sp 1
-.PP
+.P
The
.BR exit ()
function uses a global variable that is not protected,
@@ -110,7 +109,7 @@ removes registrations created using
.BR atexit (3)
and
.BR on_exit (3).
-.PP
+.P
The use of
.B EXIT_SUCCESS
and
@@ -119,12 +118,12 @@ is slightly more portable
(to non-UNIX environments) than the use of 0 and some nonzero value
like 1 or \-1.
In particular, VMS uses a different convention.
-.PP
+.P
BSD has attempted to standardize exit codes
(which some C libraries such as the GNU C library have also adopted);
see the file
.IR <sysexits.h> .
-.PP
+.P
After
.BR exit (),
the exit status must be transmitted to the
@@ -151,7 +150,7 @@ This allows the parent to subsequently use
.BR waitpid (2)
(or similar) to learn the termination status of the child;
at that point the zombie process slot is released.
-.PP
+.P
If the implementation supports the
.B SIGCHLD
signal, this signal
@@ -171,7 +170,7 @@ is sent a
signal, and the terminal is disassociated
from this session, allowing it to be acquired by a new controlling
process.
-.PP
+.P
If the exit of the process causes a process group to become orphaned,
and if any member of the newly orphaned process group is stopped,
then a
@@ -183,7 +182,7 @@ sent to each process in this process group.
See
.BR setpgid (2)
for an explanation of orphaned process groups.
-.PP
+.P
Except in the above cases,
where the signalled processes may be children of the terminating process,
termination of a process does